Home / 240,125.61-331,374.38-131,232.18

Finding the Fourth Proportional to 240,125.61, 331,374.38 and 131,232.18

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Solution

The fourth proportional to 240,125.61, 331,374.38 and 131,232.18 is: 181,100.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,125.61 : 331,374.38 = 131,232.18 : x
  2. Step 2: Convert to fraction form
    240,125.61/331,374.38 = 131,232.18/x
  3. Step 3: Cross multiply
    240,125.61x = 331,374.38 × 131,232.18
  4. Step 4: Simplify right side
    240,125.61x = 43,486,981,627.39
  5. Step 5: Solve for x
    x = 43,486,981,627.39/240,125.61
  6. Step 6: Final answer
    x = 181,100.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.