Home / 269,336.34-404,016.66-100,812.80

Finding the Fourth Proportional to 269,336.34, 404,016.66 and 100,812.80

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Solution

The fourth proportional to 269,336.34, 404,016.66 and 100,812.80 is: 151,223.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,336.34 : 404,016.66 = 100,812.80 : x
  2. Step 2: Convert to fraction form
    269,336.34/404,016.66 = 100,812.80/x
  3. Step 3: Cross multiply
    269,336.34x = 404,016.66 × 100,812.80
  4. Step 4: Simplify right side
    269,336.34x = 40,730,051,751.29
  5. Step 5: Solve for x
    x = 40,730,051,751.29/269,336.34
  6. Step 6: Final answer
    x = 151,223.75

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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.