Home / 83,166.20-114,776.16-47,367.44

Finding the Fourth Proportional to 83,166.20, 114,776.16 and 47,367.44

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Solution

The fourth proportional to 83,166.20, 114,776.16 and 47,367.44 is: 65,370.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,166.20 : 114,776.16 = 47,367.44 : x
  2. Step 2: Convert to fraction form
    83,166.20/114,776.16 = 47,367.44/x
  3. Step 3: Cross multiply
    83,166.20x = 114,776.16 × 47,367.44
  4. Step 4: Simplify right side
    83,166.20x = 5,436,652,872.23
  5. Step 5: Solve for x
    x = 5,436,652,872.23/83,166.20
  6. Step 6: Final answer
    x = 65,370.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.