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Finding the Fourth Proportional to 135,057.52, 202,576.52 and 59,163.76

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Solution

The fourth proportional to 135,057.52, 202,576.52 and 59,163.76 is: 88,741.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,057.52 : 202,576.52 = 59,163.76 : x
  2. Step 2: Convert to fraction form
    135,057.52/202,576.52 = 59,163.76/x
  3. Step 3: Cross multiply
    135,057.52x = 202,576.52 × 59,163.76
  4. Step 4: Simplify right side
    135,057.52x = 11,985,188,610.92
  5. Step 5: Solve for x
    x = 11,985,188,610.92/135,057.52
  6. Step 6: Final answer
    x = 88,741.36

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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.