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Finding the Fourth Proportional to 119,462.28, 179,304.28 and 60,339.48

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Solution

The fourth proportional to 119,462.28, 179,304.28 and 60,339.48 is: 90,565.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,462.28 : 179,304.28 = 60,339.48 : x
  2. Step 2: Convert to fraction form
    119,462.28/179,304.28 = 60,339.48/x
  3. Step 3: Cross multiply
    119,462.28x = 179,304.28 × 60,339.48
  4. Step 4: Simplify right side
    119,462.28x = 10,819,127,016.97
  5. Step 5: Solve for x
    x = 10,819,127,016.97/119,462.28
  6. Step 6: Final answer
    x = 90,565.21

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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.