Home / 84,920.34-117,188.76-46,679.07

Finding the Fourth Proportional to 84,920.34, 117,188.76 and 46,679.07

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Solution

The fourth proportional to 84,920.34, 117,188.76 and 46,679.07 is: 64,416.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,920.34 : 117,188.76 = 46,679.07 : x
  2. Step 2: Convert to fraction form
    84,920.34/117,188.76 = 46,679.07/x
  3. Step 3: Cross multiply
    84,920.34x = 117,188.76 × 46,679.07
  4. Step 4: Simplify right side
    84,920.34x = 5,470,262,331.25
  5. Step 5: Solve for x
    x = 5,470,262,331.25/84,920.34
  6. Step 6: Final answer
    x = 64,416.40

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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.