Home / 52,471.20-78,730.07-27,505.29

Finding the Fourth Proportional to 52,471.20, 78,730.07 and 27,505.29

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Solution

The fourth proportional to 52,471.20, 78,730.07 and 27,505.29 is: 41,270.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,471.20 : 78,730.07 = 27,505.29 : x
  2. Step 2: Convert to fraction form
    52,471.20/78,730.07 = 27,505.29/x
  3. Step 3: Cross multiply
    52,471.20x = 78,730.07 × 27,505.29
  4. Step 4: Simplify right side
    52,471.20x = 2,165,493,269.54
  5. Step 5: Solve for x
    x = 2,165,493,269.54/52,471.20
  6. Step 6: Final answer
    x = 41,270.13

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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.