Home / 118,414.28-177,618.89-38,452.16

Finding the Fourth Proportional to 118,414.28, 177,618.89 and 38,452.16

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Solution

The fourth proportional to 118,414.28, 177,618.89 and 38,452.16 is: 57,677.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,414.28 : 177,618.89 = 38,452.16 : x
  2. Step 2: Convert to fraction form
    118,414.28/177,618.89 = 38,452.16/x
  3. Step 3: Cross multiply
    118,414.28x = 177,618.89 × 38,452.16
  4. Step 4: Simplify right side
    118,414.28x = 6,829,829,977.30
  5. Step 5: Solve for x
    x = 6,829,829,977.30/118,414.28
  6. Step 6: Final answer
    x = 57,677.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.