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Finding the Fourth Proportional to 244,651.68, 366,978.08 and 67,161.12

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Solution

The fourth proportional to 244,651.68, 366,978.08 and 67,161.12 is: 100,741.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,651.68 : 366,978.08 = 67,161.12 : x
  2. Step 2: Convert to fraction form
    244,651.68/366,978.08 = 67,161.12/x
  3. Step 3: Cross multiply
    244,651.68x = 366,978.08 × 67,161.12
  4. Step 4: Simplify right side
    244,651.68x = 24,646,658,868.25
  5. Step 5: Solve for x
    x = 24,646,658,868.25/244,651.68
  6. Step 6: Final answer
    x = 100,741.83

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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.