Home / 221,905.26-332,719.20-93,755.66

Finding the Fourth Proportional to 221,905.26, 332,719.20 and 93,755.66

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Solution

The fourth proportional to 221,905.26, 332,719.20 and 93,755.66 is: 140,574.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,905.26 : 332,719.20 = 93,755.66 : x
  2. Step 2: Convert to fraction form
    221,905.26/332,719.20 = 93,755.66/x
  3. Step 3: Cross multiply
    221,905.26x = 332,719.20 × 93,755.66
  4. Step 4: Simplify right side
    221,905.26x = 31,194,310,016.53
  5. Step 5: Solve for x
    x = 31,194,310,016.53/221,905.26
  6. Step 6: Final answer
    x = 140,574.90

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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.