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Finding the Fourth Proportional to 244,129.20, 366,193.74 and 66,640.92

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Solution

The fourth proportional to 244,129.20, 366,193.74 and 66,640.92 is: 99,961.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,129.20 : 366,193.74 = 66,640.92 : x
  2. Step 2: Convert to fraction form
    244,129.20/366,193.74 = 66,640.92/x
  3. Step 3: Cross multiply
    244,129.20x = 366,193.74 × 66,640.92
  4. Step 4: Simplify right side
    244,129.20x = 24,403,487,731.84
  5. Step 5: Solve for x
    x = 24,403,487,731.84/244,129.20
  6. Step 6: Final answer
    x = 99,961.36

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1.5x scale

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.