Home / 43,179.48-64,691.46-36,151.92

Finding the Fourth Proportional to 43,179.48, 64,691.46 and 36,151.92

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Solution

The fourth proportional to 43,179.48, 64,691.46 and 36,151.92 is: 54,162.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,179.48 : 64,691.46 = 36,151.92 : x
  2. Step 2: Convert to fraction form
    43,179.48/64,691.46 = 36,151.92/x
  3. Step 3: Cross multiply
    43,179.48x = 64,691.46 × 36,151.92
  4. Step 4: Simplify right side
    43,179.48x = 2,338,720,486.60
  5. Step 5: Solve for x
    x = 2,338,720,486.60/43,179.48
  6. Step 6: Final answer
    x = 54,162.78

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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.