Home / 131,561.74-197,352.87-47,332.90

Finding the Fourth Proportional to 131,561.74, 197,352.87 and 47,332.90

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Solution

The fourth proportional to 131,561.74, 197,352.87 and 47,332.90 is: 71,003.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,561.74 : 197,352.87 = 47,332.90 : x
  2. Step 2: Convert to fraction form
    131,561.74/197,352.87 = 47,332.90/x
  3. Step 3: Cross multiply
    131,561.74x = 197,352.87 × 47,332.90
  4. Step 4: Simplify right side
    131,561.74x = 9,341,283,660.42
  5. Step 5: Solve for x
    x = 9,341,283,660.42/131,561.74
  6. Step 6: Final answer
    x = 71,003.04

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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.