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Finding the Fourth Proportional to 224,719.38, 337,127.67 and 66,960.54

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Solution

The fourth proportional to 224,719.38, 337,127.67 and 66,960.54 is: 100,455.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,719.38 : 337,127.67 = 66,960.54 : x
  2. Step 2: Convert to fraction form
    224,719.38/337,127.67 = 66,960.54/x
  3. Step 3: Cross multiply
    224,719.38x = 337,127.67 × 66,960.54
  4. Step 4: Simplify right side
    224,719.38x = 22,574,250,832.14
  5. Step 5: Solve for x
    x = 22,574,250,832.14/224,719.38
  6. Step 6: Final answer
    x = 100,455.29

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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.