Home / 269,019.02-403,085.61-187,974.26

Finding the Fourth Proportional to 269,019.02, 403,085.61 and 187,974.26

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Solution

The fourth proportional to 269,019.02, 403,085.61 and 187,974.26 is: 281,651.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,019.02 : 403,085.61 = 187,974.26 : x
  2. Step 2: Convert to fraction form
    269,019.02/403,085.61 = 187,974.26/x
  3. Step 3: Cross multiply
    269,019.02x = 403,085.61 × 187,974.26
  4. Step 4: Simplify right side
    269,019.02x = 75,769,719,256.40
  5. Step 5: Solve for x
    x = 75,769,719,256.40/269,019.02
  6. Step 6: Final answer
    x = 281,651.90

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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.