Home / 89,494.40-134,261.12-27,169.76

Finding the Fourth Proportional to 89,494.40, 134,261.12 and 27,169.76

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Solution

The fourth proportional to 89,494.40, 134,261.12 and 27,169.76 is: 40,760.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,494.40 : 134,261.12 = 27,169.76 : x
  2. Step 2: Convert to fraction form
    89,494.40/134,261.12 = 27,169.76/x
  3. Step 3: Cross multiply
    89,494.40x = 134,261.12 × 27,169.76
  4. Step 4: Simplify right side
    89,494.40x = 3,647,842,407.73
  5. Step 5: Solve for x
    x = 3,647,842,407.73/89,494.40
  6. Step 6: Final answer
    x = 40,760.57

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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.