Home / 156,463.11-234,713.00-49,809.71

Finding the Fourth Proportional to 156,463.11, 234,713.00 and 49,809.71

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Solution

The fourth proportional to 156,463.11, 234,713.00 and 49,809.71 is: 74,720.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,463.11 : 234,713.00 = 49,809.71 : x
  2. Step 2: Convert to fraction form
    156,463.11/234,713.00 = 49,809.71/x
  3. Step 3: Cross multiply
    156,463.11x = 234,713.00 × 49,809.71
  4. Step 4: Simplify right side
    156,463.11x = 11,690,985,040.62
  5. Step 5: Solve for x
    x = 11,690,985,040.62/156,463.11
  6. Step 6: Final answer
    x = 74,720.39

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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.