Home / 113,154.52-156,155.85-62,170.44

Finding the Fourth Proportional to 113,154.52, 156,155.85 and 62,170.44

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Solution

The fourth proportional to 113,154.52, 156,155.85 and 62,170.44 is: 85,796.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,154.52 : 156,155.85 = 62,170.44 : x
  2. Step 2: Convert to fraction form
    113,154.52/156,155.85 = 62,170.44/x
  3. Step 3: Cross multiply
    113,154.52x = 156,155.85 × 62,170.44
  4. Step 4: Simplify right side
    113,154.52x = 9,708,277,317.49
  5. Step 5: Solve for x
    x = 9,708,277,317.49/113,154.52
  6. Step 6: Final answer
    x = 85,796.64

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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.