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Finding the Fourth Proportional to 169,073.17, 233,479.03 and 108,748.54

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Solution

The fourth proportional to 169,073.17, 233,479.03 and 108,748.54 is: 150,174.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,073.17 : 233,479.03 = 108,748.54 : x
  2. Step 2: Convert to fraction form
    169,073.17/233,479.03 = 108,748.54/x
  3. Step 3: Cross multiply
    169,073.17x = 233,479.03 × 108,748.54
  4. Step 4: Simplify right side
    169,073.17x = 25,390,503,177.86
  5. Step 5: Solve for x
    x = 25,390,503,177.86/169,073.17
  6. Step 6: Final answer
    x = 150,174.64

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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.