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Finding the Fourth Proportional to 179,016, 247,043.89 and 98,444.08

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Solution

The fourth proportional to 179,016, 247,043.89 and 98,444.08 is: 135,853.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,016 : 247,043.89 = 98,444.08 : x
  2. Step 2: Convert to fraction form
    179,016/247,043.89 = 98,444.08/x
  3. Step 3: Cross multiply
    179,016x = 247,043.89 × 98,444.08
  4. Step 4: Simplify right side
    179,016x = 24,320,008,470.67
  5. Step 5: Solve for x
    x = 24,320,008,470.67/179,016
  6. Step 6: Final answer
    x = 135,853.83

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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.