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Finding the Fourth Proportional to 239,565.59, 358,600.85 and 176,456.87

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Solution

The fourth proportional to 239,565.59, 358,600.85 and 176,456.87 is: 264,134.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,565.59 : 358,600.85 = 176,456.87 : x
  2. Step 2: Convert to fraction form
    239,565.59/358,600.85 = 176,456.87/x
  3. Step 3: Cross multiply
    239,565.59x = 358,600.85 × 176,456.87
  4. Step 4: Simplify right side
    239,565.59x = 63,277,583,570.34
  5. Step 5: Solve for x
    x = 63,277,583,570.34/239,565.59
  6. Step 6: Final answer
    x = 264,134.69

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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.