Home / 252,232.01-378,234.15-72,276.27

Finding the Fourth Proportional to 252,232.01, 378,234.15 and 72,276.27

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Solution

The fourth proportional to 252,232.01, 378,234.15 and 72,276.27 is: 108,381.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,232.01 : 378,234.15 = 72,276.27 : x
  2. Step 2: Convert to fraction form
    252,232.01/378,234.15 = 72,276.27/x
  3. Step 3: Cross multiply
    252,232.01x = 378,234.15 × 72,276.27
  4. Step 4: Simplify right side
    252,232.01x = 27,337,354,081.86
  5. Step 5: Solve for x
    x = 27,337,354,081.86/252,232.01
  6. Step 6: Final answer
    x = 108,381.78

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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.