Home / 163,003.20-244,504.80-136,759.20

Finding the Fourth Proportional to 163,003.20, 244,504.80 and 136,759.20

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Solution

The fourth proportional to 163,003.20, 244,504.80 and 136,759.20 is: 205,138.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,003.20 : 244,504.80 = 136,759.20 : x
  2. Step 2: Convert to fraction form
    163,003.20/244,504.80 = 136,759.20/x
  3. Step 3: Cross multiply
    163,003.20x = 244,504.80 × 136,759.20
  4. Step 4: Simplify right side
    163,003.20x = 33,438,280,844.16
  5. Step 5: Solve for x
    x = 33,438,280,844.16/163,003.20
  6. Step 6: Final answer
    x = 205,138.80

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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.