Home / 88,067.40-132,073.38-28,889.32

Finding the Fourth Proportional to 88,067.40, 132,073.38 and 28,889.32

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Solution

The fourth proportional to 88,067.40, 132,073.38 and 28,889.32 is: 43,324.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,067.40 : 132,073.38 = 28,889.32 : x
  2. Step 2: Convert to fraction form
    88,067.40/132,073.38 = 28,889.32/x
  3. Step 3: Cross multiply
    88,067.40x = 132,073.38 × 28,889.32
  4. Step 4: Simplify right side
    88,067.40x = 3,815,510,138.30
  5. Step 5: Solve for x
    x = 3,815,510,138.30/88,067.40
  6. Step 6: Final answer
    x = 43,324.89

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1.5x scale

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.