Home / 57,367.46-79,166.09-31,874.06

Finding the Fourth Proportional to 57,367.46, 79,166.09 and 31,874.06

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Solution

The fourth proportional to 57,367.46, 79,166.09 and 31,874.06 is: 43,985.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,367.46 : 79,166.09 = 31,874.06 : x
  2. Step 2: Convert to fraction form
    57,367.46/79,166.09 = 31,874.06/x
  3. Step 3: Cross multiply
    57,367.46x = 79,166.09 × 31,874.06
  4. Step 4: Simplify right side
    57,367.46x = 2,523,344,306.79
  5. Step 5: Solve for x
    x = 2,523,344,306.79/57,367.46
  6. Step 6: Final answer
    x = 43,985.64

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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.