Home / 82,614.52-123,755.46-38,180.08

Finding the Fourth Proportional to 82,614.52, 123,755.46 and 38,180.08

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Solution

The fourth proportional to 82,614.52, 123,755.46 and 38,180.08 is: 57,193.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,614.52 : 123,755.46 = 38,180.08 : x
  2. Step 2: Convert to fraction form
    82,614.52/123,755.46 = 38,180.08/x
  3. Step 3: Cross multiply
    82,614.52x = 123,755.46 × 38,180.08
  4. Step 4: Simplify right side
    82,614.52x = 4,724,993,363.24
  5. Step 5: Solve for x
    x = 4,724,993,363.24/82,614.52
  6. Step 6: Final answer
    x = 57,193.26

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1.5x scale

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.