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Finding the Fourth Proportional to 275,944.50, 413,542.44 and 125,998.92

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Solution

The fourth proportional to 275,944.50, 413,542.44 and 125,998.92 is: 188,827.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,944.50 : 413,542.44 = 125,998.92 : x
  2. Step 2: Convert to fraction form
    275,944.50/413,542.44 = 125,998.92/x
  3. Step 3: Cross multiply
    275,944.50x = 413,542.44 × 125,998.92
  4. Step 4: Simplify right side
    275,944.50x = 52,105,900,814.16
  5. Step 5: Solve for x
    x = 52,105,900,814.16/275,944.50
  6. Step 6: Final answer
    x = 188,827.47

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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.