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Finding the Fourth Proportional to 82,677.92, 124,016.60 and 22,706.45

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Solution

The fourth proportional to 82,677.92, 124,016.60 and 22,706.45 is: 34,059.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,677.92 : 124,016.60 = 22,706.45 : x
  2. Step 2: Convert to fraction form
    82,677.92/124,016.60 = 22,706.45/x
  3. Step 3: Cross multiply
    82,677.92x = 124,016.60 × 22,706.45
  4. Step 4: Simplify right side
    82,677.92x = 2,815,976,106.99
  5. Step 5: Solve for x
    x = 2,815,976,106.99/82,677.92
  6. Step 6: Final answer
    x = 34,059.59

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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.