Home / 94,915.10-142,324.11-31,712.42

Finding the Fourth Proportional to 94,915.10, 142,324.11 and 31,712.42

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Solution

The fourth proportional to 94,915.10, 142,324.11 and 31,712.42 is: 47,552.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,915.10 : 142,324.11 = 31,712.42 : x
  2. Step 2: Convert to fraction form
    94,915.10/142,324.11 = 31,712.42/x
  3. Step 3: Cross multiply
    94,915.10x = 142,324.11 × 31,712.42
  4. Step 4: Simplify right side
    94,915.10x = 4,513,442,308.26
  5. Step 5: Solve for x
    x = 4,513,442,308.26/94,915.10
  6. Step 6: Final answer
    x = 47,552.41

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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.