Home / 45,911.80-68,867.56-25,912.22

Finding the Fourth Proportional to 45,911.80, 68,867.56 and 25,912.22

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Solution

The fourth proportional to 45,911.80, 68,867.56 and 25,912.22 is: 38,868.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,911.80 : 68,867.56 = 25,912.22 : x
  2. Step 2: Convert to fraction form
    45,911.80/68,867.56 = 25,912.22/x
  3. Step 3: Cross multiply
    45,911.80x = 68,867.56 × 25,912.22
  4. Step 4: Simplify right side
    45,911.80x = 1,784,511,365.58
  5. Step 5: Solve for x
    x = 1,784,511,365.58/45,911.80
  6. Step 6: Final answer
    x = 38,868.25

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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.