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Finding the Fourth Proportional to 54,266.91, 81,334.76 and 27,957.30

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Solution

The fourth proportional to 54,266.91, 81,334.76 and 27,957.30 is: 41,902.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,266.91 : 81,334.76 = 27,957.30 : x
  2. Step 2: Convert to fraction form
    54,266.91/81,334.76 = 27,957.30/x
  3. Step 3: Cross multiply
    54,266.91x = 81,334.76 × 27,957.30
  4. Step 4: Simplify right side
    54,266.91x = 2,273,900,145.96
  5. Step 5: Solve for x
    x = 2,273,900,145.96/54,266.91
  6. Step 6: Final answer
    x = 41,902.15

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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.