Home / 244,385.20-366,577.80-86,629.60

Finding the Fourth Proportional to 244,385.20, 366,577.80 and 86,629.60

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Solution

The fourth proportional to 244,385.20, 366,577.80 and 86,629.60 is: 129,944.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,385.20 : 366,577.80 = 86,629.60 : x
  2. Step 2: Convert to fraction form
    244,385.20/366,577.80 = 86,629.60/x
  3. Step 3: Cross multiply
    244,385.20x = 366,577.80 × 86,629.60
  4. Step 4: Simplify right side
    244,385.20x = 31,756,488,182.88
  5. Step 5: Solve for x
    x = 31,756,488,182.88/244,385.20
  6. Step 6: Final answer
    x = 129,944.40

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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.