Home / 75,023.19-112,540.68-25,103.46

Finding the Fourth Proportional to 75,023.19, 112,540.68 and 25,103.46

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Solution

The fourth proportional to 75,023.19, 112,540.68 and 25,103.46 is: 37,657.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,023.19 : 112,540.68 = 25,103.46 : x
  2. Step 2: Convert to fraction form
    75,023.19/112,540.68 = 25,103.46/x
  3. Step 3: Cross multiply
    75,023.19x = 112,540.68 × 25,103.46
  4. Step 4: Simplify right side
    75,023.19x = 2,825,160,458.75
  5. Step 5: Solve for x
    x = 2,825,160,458.75/75,023.19
  6. Step 6: Final answer
    x = 37,657.16

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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.