Home / 155,213.76-232,842.24-49,997.28

Finding the Fourth Proportional to 155,213.76, 232,842.24 and 49,997.28

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Solution

The fourth proportional to 155,213.76, 232,842.24 and 49,997.28 is: 75,002.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,213.76 : 232,842.24 = 49,997.28 : x
  2. Step 2: Convert to fraction form
    155,213.76/232,842.24 = 49,997.28/x
  3. Step 3: Cross multiply
    155,213.76x = 232,842.24 × 49,997.28
  4. Step 4: Simplify right side
    155,213.76x = 11,641,478,669.11
  5. Step 5: Solve for x
    x = 11,641,478,669.11/155,213.76
  6. Step 6: Final answer
    x = 75,002.88

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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.