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Finding the Fourth Proportional to 240,072.14, 360,100.46 and 71,593.86

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Solution

The fourth proportional to 240,072.14, 360,100.46 and 71,593.86 is: 107,388.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,072.14 : 360,100.46 = 71,593.86 : x
  2. Step 2: Convert to fraction form
    240,072.14/360,100.46 = 71,593.86/x
  3. Step 3: Cross multiply
    240,072.14x = 360,100.46 × 71,593.86
  4. Step 4: Simplify right side
    240,072.14x = 25,780,981,561.21
  5. Step 5: Solve for x
    x = 25,780,981,561.21/240,072.14
  6. Step 6: Final answer
    x = 107,388.48

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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.