Home / 82,447.91-123,693.17-48,282.53

Finding the Fourth Proportional to 82,447.91, 123,693.17 and 48,282.53

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Solution

The fourth proportional to 82,447.91, 123,693.17 and 48,282.53 is: 72,436.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,447.91 : 123,693.17 = 48,282.53 : x
  2. Step 2: Convert to fraction form
    82,447.91/123,693.17 = 48,282.53/x
  3. Step 3: Cross multiply
    82,447.91x = 123,693.17 × 48,282.53
  4. Step 4: Simplify right side
    82,447.91x = 5,972,219,621.26
  5. Step 5: Solve for x
    x = 5,972,219,621.26/82,447.91
  6. Step 6: Final answer
    x = 72,436.28

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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.