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Finding the Fourth Proportional to 82,273.92, 123,415.49 and 23,104.97

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Solution

The fourth proportional to 82,273.92, 123,415.49 and 23,104.97 is: 34,658.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,273.92 : 123,415.49 = 23,104.97 : x
  2. Step 2: Convert to fraction form
    82,273.92/123,415.49 = 23,104.97/x
  3. Step 3: Cross multiply
    82,273.92x = 123,415.49 × 23,104.97
  4. Step 4: Simplify right side
    82,273.92x = 2,851,510,461.38
  5. Step 5: Solve for x
    x = 2,851,510,461.38/82,273.92
  6. Step 6: Final answer
    x = 34,658.74

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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.