Home / 156,542.48-234,821.16-49,937.76

Finding the Fourth Proportional to 156,542.48, 234,821.16 and 49,937.76

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Solution

The fourth proportional to 156,542.48, 234,821.16 and 49,937.76 is: 74,909.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,542.48 : 234,821.16 = 49,937.76 : x
  2. Step 2: Convert to fraction form
    156,542.48/234,821.16 = 49,937.76/x
  3. Step 3: Cross multiply
    156,542.48x = 234,821.16 × 49,937.76
  4. Step 4: Simplify right side
    156,542.48x = 11,726,442,731.00
  5. Step 5: Solve for x
    x = 11,726,442,731.00/156,542.48
  6. Step 6: Final answer
    x = 74,909.01

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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.