Home / 243,918.20-365,786.28-83,948.87

Finding the Fourth Proportional to 243,918.20, 365,786.28 and 83,948.87

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Solution

The fourth proportional to 243,918.20, 365,786.28 and 83,948.87 is: 125,891.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,918.20 : 365,786.28 = 83,948.87 : x
  2. Step 2: Convert to fraction form
    243,918.20/365,786.28 = 83,948.87/x
  3. Step 3: Cross multiply
    243,918.20x = 365,786.28 × 83,948.87
  4. Step 4: Simplify right side
    243,918.20x = 30,707,345,781.97
  5. Step 5: Solve for x
    x = 30,707,345,781.97/243,918.20
  6. Step 6: Final answer
    x = 125,891.98

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1.5x scale

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.