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Finding the Fourth Proportional to 54,881.80, 82,322.70 and 27,233.80

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Solution

The fourth proportional to 54,881.80, 82,322.70 and 27,233.80 is: 40,850.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,881.80 : 82,322.70 = 27,233.80 : x
  2. Step 2: Convert to fraction form
    54,881.80/82,322.70 = 27,233.80/x
  3. Step 3: Cross multiply
    54,881.80x = 82,322.70 × 27,233.80
  4. Step 4: Simplify right side
    54,881.80x = 2,241,959,947.26
  5. Step 5: Solve for x
    x = 2,241,959,947.26/54,881.80
  6. Step 6: Final answer
    x = 40,850.70

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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.