Home / 54,329.10-81,493.65-49,517.70

Finding the Fourth Proportional to 54,329.10, 81,493.65 and 49,517.70

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Solution

The fourth proportional to 54,329.10, 81,493.65 and 49,517.70 is: 74,276.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,329.10 : 81,493.65 = 49,517.70 : x
  2. Step 2: Convert to fraction form
    54,329.10/81,493.65 = 49,517.70/x
  3. Step 3: Cross multiply
    54,329.10x = 81,493.65 × 49,517.70
  4. Step 4: Simplify right side
    54,329.10x = 4,035,378,112.61
  5. Step 5: Solve for x
    x = 4,035,378,112.61/54,329.10
  6. Step 6: Final answer
    x = 74,276.55

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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.