Home / 45,112.75-67,668.82-35,260.31

Finding the Fourth Proportional to 45,112.75, 67,668.82 and 35,260.31

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Solution

The fourth proportional to 45,112.75, 67,668.82 and 35,260.31 is: 52,890.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,112.75 : 67,668.82 = 35,260.31 : x
  2. Step 2: Convert to fraction form
    45,112.75/67,668.82 = 35,260.31/x
  3. Step 3: Cross multiply
    45,112.75x = 67,668.82 × 35,260.31
  4. Step 4: Simplify right side
    45,112.75x = 2,386,023,651.56
  5. Step 5: Solve for x
    x = 2,386,023,651.56/45,112.75
  6. Step 6: Final answer
    x = 52,890.23

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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.