Home / 89,419.10-134,149.42-26,236.68

Finding the Fourth Proportional to 89,419.10, 134,149.42 and 26,236.68

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Solution

The fourth proportional to 89,419.10, 134,149.42 and 26,236.68 is: 39,361.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,419.10 : 134,149.42 = 26,236.68 : x
  2. Step 2: Convert to fraction form
    89,419.10/134,149.42 = 26,236.68/x
  3. Step 3: Cross multiply
    89,419.10x = 134,149.42 × 26,236.68
  4. Step 4: Simplify right side
    89,419.10x = 3,519,635,404.73
  5. Step 5: Solve for x
    x = 3,519,635,404.73/89,419.10
  6. Step 6: Final answer
    x = 39,361.11

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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.