Home / 221,627.20-332,343.60-88,463.20

Finding the Fourth Proportional to 221,627.20, 332,343.60 and 88,463.20

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Solution

The fourth proportional to 221,627.20, 332,343.60 and 88,463.20 is: 132,656.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,627.20 : 332,343.60 = 88,463.20 : x
  2. Step 2: Convert to fraction form
    221,627.20/332,343.60 = 88,463.20/x
  3. Step 3: Cross multiply
    221,627.20x = 332,343.60 × 88,463.20
  4. Step 4: Simplify right side
    221,627.20x = 29,400,178,355.52
  5. Step 5: Solve for x
    x = 29,400,178,355.52/221,627.20
  6. Step 6: Final answer
    x = 132,656.00

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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.