Home / 247,724.82-342,001.89-163,087.92

Finding the Fourth Proportional to 247,724.82, 342,001.89 and 163,087.92

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Solution

The fourth proportional to 247,724.82, 342,001.89 and 163,087.92 is: 225,154.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,724.82 : 342,001.89 = 163,087.92 : x
  2. Step 2: Convert to fraction form
    247,724.82/342,001.89 = 163,087.92/x
  3. Step 3: Cross multiply
    247,724.82x = 342,001.89 × 163,087.92
  4. Step 4: Simplify right side
    247,724.82x = 55,776,376,876.17
  5. Step 5: Solve for x
    x = 55,776,376,876.17/247,724.82
  6. Step 6: Final answer
    x = 225,154.58

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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.