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Finding the Fourth Proportional to 54,947.44, 82,273.44 and 45,204.32

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Solution

The fourth proportional to 54,947.44, 82,273.44 and 45,204.32 is: 67,684.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,947.44 : 82,273.44 = 45,204.32 : x
  2. Step 2: Convert to fraction form
    54,947.44/82,273.44 = 45,204.32/x
  3. Step 3: Cross multiply
    54,947.44x = 82,273.44 × 45,204.32
  4. Step 4: Simplify right side
    54,947.44x = 3,719,114,909.26
  5. Step 5: Solve for x
    x = 3,719,114,909.26/54,947.44
  6. Step 6: Final answer
    x = 67,684.95

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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.