Home / 65,760.60-98,592.30-36,211.80

Finding the Fourth Proportional to 65,760.60, 98,592.30 and 36,211.80

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Solution

The fourth proportional to 65,760.60, 98,592.30 and 36,211.80 is: 54,290.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,760.60 : 98,592.30 = 36,211.80 : x
  2. Step 2: Convert to fraction form
    65,760.60/98,592.30 = 36,211.80/x
  3. Step 3: Cross multiply
    65,760.60x = 98,592.30 × 36,211.80
  4. Step 4: Simplify right side
    65,760.60x = 3,570,204,649.14
  5. Step 5: Solve for x
    x = 3,570,204,649.14/65,760.60
  6. Step 6: Final answer
    x = 54,290.94

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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.