Home / 82,332.70-123,494.19-50,748.79

Finding the Fourth Proportional to 82,332.70, 123,494.19 and 50,748.79

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Solution

The fourth proportional to 82,332.70, 123,494.19 and 50,748.79 is: 76,120.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,332.70 : 123,494.19 = 50,748.79 : x
  2. Step 2: Convert to fraction form
    82,332.70/123,494.19 = 50,748.79/x
  3. Step 3: Cross multiply
    82,332.70x = 123,494.19 × 50,748.79
  4. Step 4: Simplify right side
    82,332.70x = 6,267,180,714.53
  5. Step 5: Solve for x
    x = 6,267,180,714.53/82,332.70
  6. Step 6: Final answer
    x = 76,120.19

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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.