Home / 281,974.68-423,049.77-92,436.66

Finding the Fourth Proportional to 281,974.68, 423,049.77 and 92,436.66

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Solution

The fourth proportional to 281,974.68, 423,049.77 and 92,436.66 is: 138,683.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,974.68 : 423,049.77 = 92,436.66 : x
  2. Step 2: Convert to fraction form
    281,974.68/423,049.77 = 92,436.66/x
  3. Step 3: Cross multiply
    281,974.68x = 423,049.77 × 92,436.66
  4. Step 4: Simplify right side
    281,974.68x = 39,105,307,752.57
  5. Step 5: Solve for x
    x = 39,105,307,752.57/281,974.68
  6. Step 6: Final answer
    x = 138,683.76

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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.