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Finding the Fourth Proportional to 244,402.94, 366,629.72 and 66,909.93

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Solution

The fourth proportional to 244,402.94, 366,629.72 and 66,909.93 is: 100,371.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,402.94 : 366,629.72 = 66,909.93 : x
  2. Step 2: Convert to fraction form
    244,402.94/366,629.72 = 66,909.93/x
  3. Step 3: Cross multiply
    244,402.94x = 366,629.72 × 66,909.93
  4. Step 4: Simplify right side
    244,402.94x = 24,531,168,566.57
  5. Step 5: Solve for x
    x = 24,531,168,566.57/244,402.94
  6. Step 6: Final answer
    x = 100,371.82

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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.