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Finding the Fourth Proportional to 169,572.24, 234,012.61 and 93,098.42

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Solution

The fourth proportional to 169,572.24, 234,012.61 and 93,098.42 is: 128,477.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,572.24 : 234,012.61 = 93,098.42 : x
  2. Step 2: Convert to fraction form
    169,572.24/234,012.61 = 93,098.42/x
  3. Step 3: Cross multiply
    169,572.24x = 234,012.61 × 93,098.42
  4. Step 4: Simplify right side
    169,572.24x = 21,786,204,251.08
  5. Step 5: Solve for x
    x = 21,786,204,251.08/169,572.24
  6. Step 6: Final answer
    x = 128,477.42

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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.