Home / 104,610.10-156,915.15-38,052.40

Finding the Fourth Proportional to 104,610.10, 156,915.15 and 38,052.40

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Solution

The fourth proportional to 104,610.10, 156,915.15 and 38,052.40 is: 57,078.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,610.10 : 156,915.15 = 38,052.40 : x
  2. Step 2: Convert to fraction form
    104,610.10/156,915.15 = 38,052.40/x
  3. Step 3: Cross multiply
    104,610.10x = 156,915.15 × 38,052.40
  4. Step 4: Simplify right side
    104,610.10x = 5,970,998,053.86
  5. Step 5: Solve for x
    x = 5,970,998,053.86/104,610.10
  6. Step 6: Final answer
    x = 57,078.60

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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.