Home / 113,150.85-156,148.61-62,167.70

Finding the Fourth Proportional to 113,150.85, 156,148.61 and 62,167.70

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Solution

The fourth proportional to 113,150.85, 156,148.61 and 62,167.70 is: 85,791.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,150.85 : 156,148.61 = 62,167.70 : x
  2. Step 2: Convert to fraction form
    113,150.85/156,148.61 = 62,167.70/x
  3. Step 3: Cross multiply
    113,150.85x = 156,148.61 × 62,167.70
  4. Step 4: Simplify right side
    113,150.85x = 9,707,398,850.32
  5. Step 5: Solve for x
    x = 9,707,398,850.32/113,150.85
  6. Step 6: Final answer
    x = 85,791.66

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1.5x scale

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.