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Finding the Fourth Proportional to 224,472.06, 309,769.92 and 123,870.06

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Solution

The fourth proportional to 224,472.06, 309,769.92 and 123,870.06 is: 170,939.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,472.06 : 309,769.92 = 123,870.06 : x
  2. Step 2: Convert to fraction form
    224,472.06/309,769.92 = 123,870.06/x
  3. Step 3: Cross multiply
    224,472.06x = 309,769.92 × 123,870.06
  4. Step 4: Simplify right side
    224,472.06x = 38,371,218,576.60
  5. Step 5: Solve for x
    x = 38,371,218,576.60/224,472.06
  6. Step 6: Final answer
    x = 170,939.84

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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.