Home / 96,583.20-144,909.60-43,270.80

Finding the Fourth Proportional to 96,583.20, 144,909.60 and 43,270.80

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Solution

The fourth proportional to 96,583.20, 144,909.60 and 43,270.80 is: 64,921.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,583.20 : 144,909.60 = 43,270.80 : x
  2. Step 2: Convert to fraction form
    96,583.20/144,909.60 = 43,270.80/x
  3. Step 3: Cross multiply
    96,583.20x = 144,909.60 × 43,270.80
  4. Step 4: Simplify right side
    96,583.20x = 6,270,354,319.68
  5. Step 5: Solve for x
    x = 6,270,354,319.68/96,583.20
  6. Step 6: Final answer
    x = 64,921.79

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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.