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Finding the Fourth Proportional to 82,127.88, 123,176.94 and 22,948.89

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Solution

The fourth proportional to 82,127.88, 123,176.94 and 22,948.89 is: 34,419.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,127.88 : 123,176.94 = 22,948.89 : x
  2. Step 2: Convert to fraction form
    82,127.88/123,176.94 = 22,948.89/x
  3. Step 3: Cross multiply
    82,127.88x = 123,176.94 × 22,948.89
  4. Step 4: Simplify right side
    82,127.88x = 2,826,774,046.60
  5. Step 5: Solve for x
    x = 2,826,774,046.60/82,127.88
  6. Step 6: Final answer
    x = 34,419.18

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1.5x scale

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.