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Finding the Fourth Proportional to 244,160.80, 366,241.20 and 126,062.80

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Solution

The fourth proportional to 244,160.80, 366,241.20 and 126,062.80 is: 189,094.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,160.80 : 366,241.20 = 126,062.80 : x
  2. Step 2: Convert to fraction form
    244,160.80/366,241.20 = 126,062.80/x
  3. Step 3: Cross multiply
    244,160.80x = 366,241.20 × 126,062.80
  4. Step 4: Simplify right side
    244,160.80x = 46,169,391,147.36
  5. Step 5: Solve for x
    x = 46,169,391,147.36/244,160.80
  6. Step 6: Final answer
    x = 189,094.20

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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.