Home / 51,169.42-76,689.63-27,418.06

Finding the Fourth Proportional to 51,169.42, 76,689.63 and 27,418.06

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Solution

The fourth proportional to 51,169.42, 76,689.63 and 27,418.06 is: 41,092.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,169.42 : 76,689.63 = 27,418.06 : x
  2. Step 2: Convert to fraction form
    51,169.42/76,689.63 = 27,418.06/x
  3. Step 3: Cross multiply
    51,169.42x = 76,689.63 × 27,418.06
  4. Step 4: Simplify right side
    51,169.42x = 2,102,680,876.72
  5. Step 5: Solve for x
    x = 2,102,680,876.72/51,169.42
  6. Step 6: Final answer
    x = 41,092.53

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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.