Home / 75,052.92-112,610.40-32,911.20

Finding the Fourth Proportional to 75,052.92, 112,610.40 and 32,911.20

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Solution

The fourth proportional to 75,052.92, 112,610.40 and 32,911.20 is: 49,380.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,052.92 : 112,610.40 = 32,911.20 : x
  2. Step 2: Convert to fraction form
    75,052.92/112,610.40 = 32,911.20/x
  3. Step 3: Cross multiply
    75,052.92x = 112,610.40 × 32,911.20
  4. Step 4: Simplify right side
    75,052.92x = 3,706,143,396.48
  5. Step 5: Solve for x
    x = 3,706,143,396.48/75,052.92
  6. Step 6: Final answer
    x = 49,380.40

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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.