Home / 57,170.55-85,755.86-23,872.47

Finding the Fourth Proportional to 57,170.55, 85,755.86 and 23,872.47

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Solution

The fourth proportional to 57,170.55, 85,755.86 and 23,872.47 is: 35,808.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,170.55 : 85,755.86 = 23,872.47 : x
  2. Step 2: Convert to fraction form
    57,170.55/85,755.86 = 23,872.47/x
  3. Step 3: Cross multiply
    57,170.55x = 85,755.86 × 23,872.47
  4. Step 4: Simplify right side
    57,170.55x = 2,047,204,195.17
  5. Step 5: Solve for x
    x = 2,047,204,195.17/57,170.55
  6. Step 6: Final answer
    x = 35,808.72

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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.