Home / 68,622.14-102,861.84-26,531.13

Finding the Fourth Proportional to 68,622.14, 102,861.84 and 26,531.13

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Solution

The fourth proportional to 68,622.14, 102,861.84 and 26,531.13 is: 39,769.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,622.14 : 102,861.84 = 26,531.13 : x
  2. Step 2: Convert to fraction form
    68,622.14/102,861.84 = 26,531.13/x
  3. Step 3: Cross multiply
    68,622.14x = 102,861.84 × 26,531.13
  4. Step 4: Simplify right side
    68,622.14x = 2,729,040,849.08
  5. Step 5: Solve for x
    x = 2,729,040,849.08/68,622.14
  6. Step 6: Final answer
    x = 39,769.10

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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.