Home / 88,410.35-132,613.10-38,490.36

Finding the Fourth Proportional to 88,410.35, 132,613.10 and 38,490.36

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Solution

The fourth proportional to 88,410.35, 132,613.10 and 38,490.36 is: 57,734.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,410.35 : 132,613.10 = 38,490.36 : x
  2. Step 2: Convert to fraction form
    88,410.35/132,613.10 = 38,490.36/x
  3. Step 3: Cross multiply
    88,410.35x = 132,613.10 × 38,490.36
  4. Step 4: Simplify right side
    88,410.35x = 5,104,325,414.30
  5. Step 5: Solve for x
    x = 5,104,325,414.30/88,410.35
  6. Step 6: Final answer
    x = 57,734.48

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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.