Home / 102,247.20-153,375.60-32,128.80

Finding the Fourth Proportional to 102,247.20, 153,375.60 and 32,128.80

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Solution

The fourth proportional to 102,247.20, 153,375.60 and 32,128.80 is: 48,194.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,247.20 : 153,375.60 = 32,128.80 : x
  2. Step 2: Convert to fraction form
    102,247.20/153,375.60 = 32,128.80/x
  3. Step 3: Cross multiply
    102,247.20x = 153,375.60 × 32,128.80
  4. Step 4: Simplify right side
    102,247.20x = 4,927,773,977.28
  5. Step 5: Solve for x
    x = 4,927,773,977.28/102,247.20
  6. Step 6: Final answer
    x = 48,194.71

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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.