Home / 221,723.60-332,628.60-88,581.20

Finding the Fourth Proportional to 221,723.60, 332,628.60 and 88,581.20

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Solution

The fourth proportional to 221,723.60, 332,628.60 and 88,581.20 is: 132,889.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,723.60 : 332,628.60 = 88,581.20 : x
  2. Step 2: Convert to fraction form
    221,723.60/332,628.60 = 88,581.20/x
  3. Step 3: Cross multiply
    221,723.60x = 332,628.60 × 88,581.20
  4. Step 4: Simplify right side
    221,723.60x = 29,464,640,542.32
  5. Step 5: Solve for x
    x = 29,464,640,542.32/221,723.60
  6. Step 6: Final answer
    x = 132,889.06

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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.