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Finding the Fourth Proportional to 57,995.52, 80,026.35 and 34,113.48

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Solution

The fourth proportional to 57,995.52, 80,026.35 and 34,113.48 is: 47,072.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,995.52 : 80,026.35 = 34,113.48 : x
  2. Step 2: Convert to fraction form
    57,995.52/80,026.35 = 34,113.48/x
  3. Step 3: Cross multiply
    57,995.52x = 80,026.35 × 34,113.48
  4. Step 4: Simplify right side
    57,995.52x = 2,729,977,290.20
  5. Step 5: Solve for x
    x = 2,729,977,290.20/57,995.52
  6. Step 6: Final answer
    x = 47,072.21

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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.