Home / 88,129.28-132,148.32-35,524.48

Finding the Fourth Proportional to 88,129.28, 132,148.32 and 35,524.48

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Solution

The fourth proportional to 88,129.28, 132,148.32 and 35,524.48 is: 53,268.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,129.28 : 132,148.32 = 35,524.48 : x
  2. Step 2: Convert to fraction form
    88,129.28/132,148.32 = 35,524.48/x
  3. Step 3: Cross multiply
    88,129.28x = 132,148.32 × 35,524.48
  4. Step 4: Simplify right side
    88,129.28x = 4,694,500,350.87
  5. Step 5: Solve for x
    x = 4,694,500,350.87/88,129.28
  6. Step 6: Final answer
    x = 53,268.34

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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.