Home / 89,304.38-133,954.95-75,353.66

Finding the Fourth Proportional to 89,304.38, 133,954.95 and 75,353.66

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Solution

The fourth proportional to 89,304.38, 133,954.95 and 75,353.66 is: 113,029.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,304.38 : 133,954.95 = 75,353.66 : x
  2. Step 2: Convert to fraction form
    89,304.38/133,954.95 = 75,353.66/x
  3. Step 3: Cross multiply
    89,304.38x = 133,954.95 × 75,353.66
  4. Step 4: Simplify right side
    89,304.38x = 10,093,995,757.62
  5. Step 5: Solve for x
    x = 10,093,995,757.62/89,304.38
  6. Step 6: Final answer
    x = 113,029.12

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1.5x scale

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.