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Finding the Fourth Proportional to 59,084.90, 81,522.57 and 36,108.86

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Solution

The fourth proportional to 59,084.90, 81,522.57 and 36,108.86 is: 49,821.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,084.90 : 81,522.57 = 36,108.86 : x
  2. Step 2: Convert to fraction form
    59,084.90/81,522.57 = 36,108.86/x
  3. Step 3: Cross multiply
    59,084.90x = 81,522.57 × 36,108.86
  4. Step 4: Simplify right side
    59,084.90x = 2,943,687,066.97
  5. Step 5: Solve for x
    x = 2,943,687,066.97/59,084.90
  6. Step 6: Final answer
    x = 49,821.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.