Home / 64,195.20-96,249.60-29,116.80

Finding the Fourth Proportional to 64,195.20, 96,249.60 and 29,116.80

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Solution

The fourth proportional to 64,195.20, 96,249.60 and 29,116.80 is: 43,655.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,195.20 : 96,249.60 = 29,116.80 : x
  2. Step 2: Convert to fraction form
    64,195.20/96,249.60 = 29,116.80/x
  3. Step 3: Cross multiply
    64,195.20x = 96,249.60 × 29,116.80
  4. Step 4: Simplify right side
    64,195.20x = 2,802,480,353.28
  5. Step 5: Solve for x
    x = 2,802,480,353.28/64,195.20
  6. Step 6: Final answer
    x = 43,655.61

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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.