Home / 269,736.60-404,766.90-111,948.60

Finding the Fourth Proportional to 269,736.60, 404,766.90 and 111,948.60

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Solution

The fourth proportional to 269,736.60, 404,766.90 and 111,948.60 is: 167,990.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,736.60 : 404,766.90 = 111,948.60 : x
  2. Step 2: Convert to fraction form
    269,736.60/404,766.90 = 111,948.60/x
  3. Step 3: Cross multiply
    269,736.60x = 404,766.90 × 111,948.60
  4. Step 4: Simplify right side
    269,736.60x = 45,313,087,781.34
  5. Step 5: Solve for x
    x = 45,313,087,781.34/269,736.60
  6. Step 6: Final answer
    x = 167,990.13

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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.