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Finding the Fourth Proportional to 224,033.92, 309,166.67 and 123,431.92

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Solution

The fourth proportional to 224,033.92, 309,166.67 and 123,431.92 is: 170,335.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,033.92 : 309,166.67 = 123,431.92 : x
  2. Step 2: Convert to fraction form
    224,033.92/309,166.67 = 123,431.92/x
  3. Step 3: Cross multiply
    224,033.92x = 309,166.67 × 123,431.92
  4. Step 4: Simplify right side
    224,033.92x = 38,161,035,213.77
  5. Step 5: Solve for x
    x = 38,161,035,213.77/224,033.92
  6. Step 6: Final answer
    x = 170,335.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.