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Finding the Fourth Proportional to 240,531.84, 360,793.98 and 82,761.66

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Solution

The fourth proportional to 240,531.84, 360,793.98 and 82,761.66 is: 124,141.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,531.84 : 360,793.98 = 82,761.66 : x
  2. Step 2: Convert to fraction form
    240,531.84/360,793.98 = 82,761.66/x
  3. Step 3: Cross multiply
    240,531.84x = 360,793.98 × 82,761.66
  4. Step 4: Simplify right side
    240,531.84x = 29,859,908,702.81
  5. Step 5: Solve for x
    x = 29,859,908,702.81/240,531.84
  6. Step 6: Final answer
    x = 124,141.19

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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.