Home / 97,375.20-146,062.80-64,132.80

Finding the Fourth Proportional to 97,375.20, 146,062.80 and 64,132.80

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Solution

The fourth proportional to 97,375.20, 146,062.80 and 64,132.80 is: 96,199.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,375.20 : 146,062.80 = 64,132.80 : x
  2. Step 2: Convert to fraction form
    97,375.20/146,062.80 = 64,132.80/x
  3. Step 3: Cross multiply
    97,375.20x = 146,062.80 × 64,132.80
  4. Step 4: Simplify right side
    97,375.20x = 9,367,416,339.84
  5. Step 5: Solve for x
    x = 9,367,416,339.84/97,375.20
  6. Step 6: Final answer
    x = 96,199.20

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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.