Home / 239,856.86-331,000.35-132,424.60

Finding the Fourth Proportional to 239,856.86, 331,000.35 and 132,424.60

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Solution

The fourth proportional to 239,856.86, 331,000.35 and 132,424.60 is: 182,744.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,856.86 : 331,000.35 = 132,424.60 : x
  2. Step 2: Convert to fraction form
    239,856.86/331,000.35 = 132,424.60/x
  3. Step 3: Cross multiply
    239,856.86x = 331,000.35 × 132,424.60
  4. Step 4: Simplify right side
    239,856.86x = 43,832,588,948.61
  5. Step 5: Solve for x
    x = 43,832,588,948.61/239,856.86
  6. Step 6: Final answer
    x = 182,744.78

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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.