Home / 54,121.50-81,110.97-22,918.14

Finding the Fourth Proportional to 54,121.50, 81,110.97 and 22,918.14

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Solution

The fourth proportional to 54,121.50, 81,110.97 and 22,918.14 is: 34,347.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,121.50 : 81,110.97 = 22,918.14 : x
  2. Step 2: Convert to fraction form
    54,121.50/81,110.97 = 22,918.14/x
  3. Step 3: Cross multiply
    54,121.50x = 81,110.97 × 22,918.14
  4. Step 4: Simplify right side
    54,121.50x = 1,858,912,566.00
  5. Step 5: Solve for x
    x = 1,858,912,566.00/54,121.50
  6. Step 6: Final answer
    x = 34,347.03

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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.