Home / 221,447.34-332,010.09-88,287.66

Finding the Fourth Proportional to 221,447.34, 332,010.09 and 88,287.66

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Solution

The fourth proportional to 221,447.34, 332,010.09 and 88,287.66 is: 132,367.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,447.34 : 332,010.09 = 88,287.66 : x
  2. Step 2: Convert to fraction form
    221,447.34/332,010.09 = 88,287.66/x
  3. Step 3: Cross multiply
    221,447.34x = 332,010.09 × 88,287.66
  4. Step 4: Simplify right side
    221,447.34x = 29,312,393,942.49
  5. Step 5: Solve for x
    x = 29,312,393,942.49/221,447.34
  6. Step 6: Final answer
    x = 132,367.33

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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.