Home / 57,366.57-79,163.61-31,874.52

Finding the Fourth Proportional to 57,366.57, 79,163.61 and 31,874.52

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Solution

The fourth proportional to 57,366.57, 79,163.61 and 31,874.52 is: 43,985.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,366.57 : 79,163.61 = 31,874.52 : x
  2. Step 2: Convert to fraction form
    57,366.57/79,163.61 = 31,874.52/x
  3. Step 3: Cross multiply
    57,366.57x = 79,163.61 × 31,874.52
  4. Step 4: Simplify right side
    57,366.57x = 2,523,302,070.22
  5. Step 5: Solve for x
    x = 2,523,302,070.22/57,366.57
  6. Step 6: Final answer
    x = 43,985.58

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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.