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Finding the Fourth Proportional to 244,376.64, 366,564.69 and 66,885.12

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Solution

The fourth proportional to 244,376.64, 366,564.69 and 66,885.12 is: 100,327.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,376.64 : 366,564.69 = 66,885.12 : x
  2. Step 2: Convert to fraction form
    244,376.64/366,564.69 = 66,885.12/x
  3. Step 3: Cross multiply
    244,376.64x = 366,564.69 × 66,885.12
  4. Step 4: Simplify right side
    244,376.64x = 24,517,723,278.41
  5. Step 5: Solve for x
    x = 24,517,723,278.41/244,376.64
  6. Step 6: Final answer
    x = 100,327.61

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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.