Home / 84,830.70-117,066.34-46,590.25

Finding the Fourth Proportional to 84,830.70, 117,066.34 and 46,590.25

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Solution

The fourth proportional to 84,830.70, 117,066.34 and 46,590.25 is: 64,294.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,830.70 : 117,066.34 = 46,590.25 : x
  2. Step 2: Convert to fraction form
    84,830.70/117,066.34 = 46,590.25/x
  3. Step 3: Cross multiply
    84,830.70x = 117,066.34 × 46,590.25
  4. Step 4: Simplify right side
    84,830.70x = 5,454,150,620.99
  5. Step 5: Solve for x
    x = 5,454,150,620.99/84,830.70
  6. Step 6: Final answer
    x = 64,294.54

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.