Home / 82,234.73-123,356.45-26,079.26

Finding the Fourth Proportional to 82,234.73, 123,356.45 and 26,079.26

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Solution

The fourth proportional to 82,234.73, 123,356.45 and 26,079.26 is: 39,120.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,234.73 : 123,356.45 = 26,079.26 : x
  2. Step 2: Convert to fraction form
    82,234.73/123,356.45 = 26,079.26/x
  3. Step 3: Cross multiply
    82,234.73x = 123,356.45 × 26,079.26
  4. Step 4: Simplify right side
    82,234.73x = 3,217,045,305.82
  5. Step 5: Solve for x
    x = 3,217,045,305.82/82,234.73
  6. Step 6: Final answer
    x = 39,120.28

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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.