Home / 219,747.66-329,592.20-61,988.82

Finding the Fourth Proportional to 219,747.66, 329,592.20 and 61,988.82

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Solution

The fourth proportional to 219,747.66, 329,592.20 and 61,988.82 is: 92,974.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,747.66 : 329,592.20 = 61,988.82 : x
  2. Step 2: Convert to fraction form
    219,747.66/329,592.20 = 61,988.82/x
  3. Step 3: Cross multiply
    219,747.66x = 329,592.20 × 61,988.82
  4. Step 4: Simplify right side
    219,747.66x = 20,431,031,559.20
  5. Step 5: Solve for x
    x = 20,431,031,559.20/219,747.66
  6. Step 6: Final answer
    x = 92,974.97

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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.