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Finding the Fourth Proportional to 50,687.22, 75,972.42 and 27,264.42

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Solution

The fourth proportional to 50,687.22, 75,972.42 and 27,264.42 is: 40,865.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,687.22 : 75,972.42 = 27,264.42 : x
  2. Step 2: Convert to fraction form
    50,687.22/75,972.42 = 27,264.42/x
  3. Step 3: Cross multiply
    50,687.22x = 75,972.42 × 27,264.42
  4. Step 4: Simplify right side
    50,687.22x = 2,071,343,967.30
  5. Step 5: Solve for x
    x = 2,071,343,967.30/50,687.22
  6. Step 6: Final answer
    x = 40,865.21

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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.