Home / 89,568.36-134,372.52-27,243.72

Finding the Fourth Proportional to 89,568.36, 134,372.52 and 27,243.72

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Solution

The fourth proportional to 89,568.36, 134,372.52 and 27,243.72 is: 40,871.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,568.36 : 134,372.52 = 27,243.72 : x
  2. Step 2: Convert to fraction form
    89,568.36/134,372.52 = 27,243.72/x
  3. Step 3: Cross multiply
    89,568.36x = 134,372.52 × 27,243.72
  4. Step 4: Simplify right side
    89,568.36x = 3,660,807,310.57
  5. Step 5: Solve for x
    x = 3,660,807,310.57/89,568.36
  6. Step 6: Final answer
    x = 40,871.66

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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.