Home / 232,422.12-348,517.96-82,639.89

Finding the Fourth Proportional to 232,422.12, 348,517.96 and 82,639.89

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Solution

The fourth proportional to 232,422.12, 348,517.96 and 82,639.89 is: 123,918.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,422.12 : 348,517.96 = 82,639.89 : x
  2. Step 2: Convert to fraction form
    232,422.12/348,517.96 = 82,639.89/x
  3. Step 3: Cross multiply
    232,422.12x = 348,517.96 × 82,639.89
  4. Step 4: Simplify right side
    232,422.12x = 28,801,485,670.82
  5. Step 5: Solve for x
    x = 28,801,485,670.82/232,422.12
  6. Step 6: Final answer
    x = 123,918.87

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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.