Home / 163,080.20-244,328.70-138,002.60

Finding the Fourth Proportional to 163,080.20, 244,328.70 and 138,002.60

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Solution

The fourth proportional to 163,080.20, 244,328.70 and 138,002.60 is: 206,757.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,080.20 : 244,328.70 = 138,002.60 : x
  2. Step 2: Convert to fraction form
    163,080.20/244,328.70 = 138,002.60/x
  3. Step 3: Cross multiply
    163,080.20x = 244,328.70 × 138,002.60
  4. Step 4: Simplify right side
    163,080.20x = 33,717,995,854.62
  5. Step 5: Solve for x
    x = 33,717,995,854.62/163,080.20
  6. Step 6: Final answer
    x = 206,757.14

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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.