Home / 161,725.20-242,587.80-63,229.20

Finding the Fourth Proportional to 161,725.20, 242,587.80 and 63,229.20

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Solution

The fourth proportional to 161,725.20, 242,587.80 and 63,229.20 is: 94,843.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,725.20 : 242,587.80 = 63,229.20 : x
  2. Step 2: Convert to fraction form
    161,725.20/242,587.80 = 63,229.20/x
  3. Step 3: Cross multiply
    161,725.20x = 242,587.80 × 63,229.20
  4. Step 4: Simplify right side
    161,725.20x = 15,338,632,523.76
  5. Step 5: Solve for x
    x = 15,338,632,523.76/161,725.20
  6. Step 6: Final answer
    x = 94,843.80

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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.