Home / 54,367.26-81,549.81-30,943.50

Finding the Fourth Proportional to 54,367.26, 81,549.81 and 30,943.50

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Solution

The fourth proportional to 54,367.26, 81,549.81 and 30,943.50 is: 46,414.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,367.26 : 81,549.81 = 30,943.50 : x
  2. Step 2: Convert to fraction form
    54,367.26/81,549.81 = 30,943.50/x
  3. Step 3: Cross multiply
    54,367.26x = 81,549.81 × 30,943.50
  4. Step 4: Simplify right side
    54,367.26x = 2,523,436,545.74
  5. Step 5: Solve for x
    x = 2,523,436,545.74/54,367.26
  6. Step 6: Final answer
    x = 46,414.64

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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.