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Finding the Fourth Proportional to 84,556, 116,690.93 and 46,830.25

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Solution

The fourth proportional to 84,556, 116,690.93 and 46,830.25 is: 64,627.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,556 : 116,690.93 = 46,830.25 : x
  2. Step 2: Convert to fraction form
    84,556/116,690.93 = 46,830.25/x
  3. Step 3: Cross multiply
    84,556x = 116,690.93 × 46,830.25
  4. Step 4: Simplify right side
    84,556x = 5,464,665,190.48
  5. Step 5: Solve for x
    x = 5,464,665,190.48/84,556
  6. Step 6: Final answer
    x = 64,627.76

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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.