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Finding the Fourth Proportional to 180,229.86, 269,951.04 and 91,330.74

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Solution

The fourth proportional to 180,229.86, 269,951.04 and 91,330.74 is: 136,796.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,229.86 : 269,951.04 = 91,330.74 : x
  2. Step 2: Convert to fraction form
    180,229.86/269,951.04 = 91,330.74/x
  3. Step 3: Cross multiply
    180,229.86x = 269,951.04 × 91,330.74
  4. Step 4: Simplify right side
    180,229.86x = 24,654,828,246.97
  5. Step 5: Solve for x
    x = 24,654,828,246.97/180,229.86
  6. Step 6: Final answer
    x = 136,796.58

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1.5x scale

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.