Home / 63,981.20-95,928.60-32,790.80

Finding the Fourth Proportional to 63,981.20, 95,928.60 and 32,790.80

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Solution

The fourth proportional to 63,981.20, 95,928.60 and 32,790.80 is: 49,164.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,981.20 : 95,928.60 = 32,790.80 : x
  2. Step 2: Convert to fraction form
    63,981.20/95,928.60 = 32,790.80/x
  3. Step 3: Cross multiply
    63,981.20x = 95,928.60 × 32,790.80
  4. Step 4: Simplify right side
    63,981.20x = 3,145,575,536.88
  5. Step 5: Solve for x
    x = 3,145,575,536.88/63,981.20
  6. Step 6: Final answer
    x = 49,164.06

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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.