Home / 82,495.05-123,757.97-38,092.47

Finding the Fourth Proportional to 82,495.05, 123,757.97 and 38,092.47

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Solution

The fourth proportional to 82,495.05, 123,757.97 and 38,092.47 is: 57,145.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,495.05 : 123,757.97 = 38,092.47 : x
  2. Step 2: Convert to fraction form
    82,495.05/123,757.97 = 38,092.47/x
  3. Step 3: Cross multiply
    82,495.05x = 123,757.97 × 38,092.47
  4. Step 4: Simplify right side
    82,495.05x = 4,714,246,569.02
  5. Step 5: Solve for x
    x = 4,714,246,569.02/82,495.05
  6. Step 6: Final answer
    x = 57,145.81

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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.