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Finding the Fourth Proportional to 169,174.28, 253,747.02 and 69,305.96

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Solution

The fourth proportional to 169,174.28, 253,747.02 and 69,305.96 is: 103,953.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,174.28 : 253,747.02 = 69,305.96 : x
  2. Step 2: Convert to fraction form
    169,174.28/253,747.02 = 69,305.96/x
  3. Step 3: Cross multiply
    169,174.28x = 253,747.02 × 69,305.96
  4. Step 4: Simplify right side
    169,174.28x = 17,586,180,818.24
  5. Step 5: Solve for x
    x = 17,586,180,818.24/169,174.28
  6. Step 6: Final answer
    x = 103,953.04

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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.