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Finding the Fourth Proportional to 44,318.86, 66,380.62 and 36,632.87

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Solution

The fourth proportional to 44,318.86, 66,380.62 and 36,632.87 is: 54,868.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,318.86 : 66,380.62 = 36,632.87 : x
  2. Step 2: Convert to fraction form
    44,318.86/66,380.62 = 36,632.87/x
  3. Step 3: Cross multiply
    44,318.86x = 66,380.62 × 36,632.87
  4. Step 4: Simplify right side
    44,318.86x = 2,431,712,622.98
  5. Step 5: Solve for x
    x = 2,431,712,622.98/44,318.86
  6. Step 6: Final answer
    x = 54,868.57

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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.