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Finding the Fourth Proportional to 168,565.61, 232,627.61 and 96,945.68

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Solution

The fourth proportional to 168,565.61, 232,627.61 and 96,945.68 is: 133,789.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,565.61 : 232,627.61 = 96,945.68 : x
  2. Step 2: Convert to fraction form
    168,565.61/232,627.61 = 96,945.68/x
  3. Step 3: Cross multiply
    168,565.61x = 232,627.61 × 96,945.68
  4. Step 4: Simplify right side
    168,565.61x = 22,552,240,190.36
  5. Step 5: Solve for x
    x = 22,552,240,190.36/168,565.61
  6. Step 6: Final answer
    x = 133,789.10

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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.