Home / 269,017.02-403,082.61-187,972.26

Finding the Fourth Proportional to 269,017.02, 403,082.61 and 187,972.26

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Solution

The fourth proportional to 269,017.02, 403,082.61 and 187,972.26 is: 281,648.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,017.02 : 403,082.61 = 187,972.26 : x
  2. Step 2: Convert to fraction form
    269,017.02/403,082.61 = 187,972.26/x
  3. Step 3: Cross multiply
    269,017.02x = 403,082.61 × 187,972.26
  4. Step 4: Simplify right side
    269,017.02x = 75,768,349,168.40
  5. Step 5: Solve for x
    x = 75,768,349,168.40/269,017.02
  6. Step 6: Final answer
    x = 281,648.91

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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.