Home / 220,891.11-329,840.30-175,401.96

Finding the Fourth Proportional to 220,891.11, 329,840.30 and 175,401.96

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Solution

The fourth proportional to 220,891.11, 329,840.30 and 175,401.96 is: 261,914.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,891.11 : 329,840.30 = 175,401.96 : x
  2. Step 2: Convert to fraction form
    220,891.11/329,840.30 = 175,401.96/x
  3. Step 3: Cross multiply
    220,891.11x = 329,840.30 × 175,401.96
  4. Step 4: Simplify right side
    220,891.11x = 57,854,634,229.98
  5. Step 5: Solve for x
    x = 57,854,634,229.98/220,891.11
  6. Step 6: Final answer
    x = 261,914.72

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.