Home / 68,225.33-102,333.19-25,522.61

Finding the Fourth Proportional to 68,225.33, 102,333.19 and 25,522.61

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Solution

The fourth proportional to 68,225.33, 102,333.19 and 25,522.61 is: 38,282.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,225.33 : 102,333.19 = 25,522.61 : x
  2. Step 2: Convert to fraction form
    68,225.33/102,333.19 = 25,522.61/x
  3. Step 3: Cross multiply
    68,225.33x = 102,333.19 × 25,522.61
  4. Step 4: Simplify right side
    68,225.33x = 2,611,810,098.43
  5. Step 5: Solve for x
    x = 2,611,810,098.43/68,225.33
  6. Step 6: Final answer
    x = 38,282.12

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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.