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Finding the Fourth Proportional to 150,127.88, 224,879.82 and 71,304.20

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Solution

The fourth proportional to 150,127.88, 224,879.82 and 71,304.20 is: 106,808.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,127.88 : 224,879.82 = 71,304.20 : x
  2. Step 2: Convert to fraction form
    150,127.88/224,879.82 = 71,304.20/x
  3. Step 3: Cross multiply
    150,127.88x = 224,879.82 × 71,304.20
  4. Step 4: Simplify right side
    150,127.88x = 16,034,875,661.24
  5. Step 5: Solve for x
    x = 16,034,875,661.24/150,127.88
  6. Step 6: Final answer
    x = 106,808.11

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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.