Home / 82,264.85-123,403.68-26,108.15

Finding the Fourth Proportional to 82,264.85, 123,403.68 and 26,108.15

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Solution

The fourth proportional to 82,264.85, 123,403.68 and 26,108.15 is: 39,164.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,264.85 : 123,403.68 = 26,108.15 : x
  2. Step 2: Convert to fraction form
    82,264.85/123,403.68 = 26,108.15/x
  3. Step 3: Cross multiply
    82,264.85x = 123,403.68 × 26,108.15
  4. Step 4: Simplify right side
    82,264.85x = 3,221,841,787.99
  5. Step 5: Solve for x
    x = 3,221,841,787.99/82,264.85
  6. Step 6: Final answer
    x = 39,164.26

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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.