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Finding the Fourth Proportional to 82,008.93, 123,025.64 and 25,843.13

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Solution

The fourth proportional to 82,008.93, 123,025.64 and 25,843.13 is: 38,768.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,008.93 : 123,025.64 = 25,843.13 : x
  2. Step 2: Convert to fraction form
    82,008.93/123,025.64 = 25,843.13/x
  3. Step 3: Cross multiply
    82,008.93x = 123,025.64 × 25,843.13
  4. Step 4: Simplify right side
    82,008.93x = 3,179,367,607.85
  5. Step 5: Solve for x
    x = 3,179,367,607.85/82,008.93
  6. Step 6: Final answer
    x = 38,768.55

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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.