Home / 221,288.16-332,079.87-114,770.33

Finding the Fourth Proportional to 221,288.16, 332,079.87 and 114,770.33

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Solution

The fourth proportional to 221,288.16, 332,079.87 and 114,770.33 is: 172,232.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,288.16 : 332,079.87 = 114,770.33 : x
  2. Step 2: Convert to fraction form
    221,288.16/332,079.87 = 114,770.33/x
  3. Step 3: Cross multiply
    221,288.16x = 332,079.87 × 114,770.33
  4. Step 4: Simplify right side
    221,288.16x = 38,112,914,605.86
  5. Step 5: Solve for x
    x = 38,112,914,605.86/221,288.16
  6. Step 6: Final answer
    x = 172,232.06

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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.