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Finding the Fourth Proportional to 65,232.14, 90,047.90 and 44,040.11

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Solution

The fourth proportional to 65,232.14, 90,047.90 and 44,040.11 is: 60,793.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,232.14 : 90,047.90 = 44,040.11 : x
  2. Step 2: Convert to fraction form
    65,232.14/90,047.90 = 44,040.11/x
  3. Step 3: Cross multiply
    65,232.14x = 90,047.90 × 44,040.11
  4. Step 4: Simplify right side
    65,232.14x = 3,965,719,081.13
  5. Step 5: Solve for x
    x = 3,965,719,081.13/65,232.14
  6. Step 6: Final answer
    x = 60,793.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.