Home / 45,270.98-67,973.11-25,319.56

Finding the Fourth Proportional to 45,270.98, 67,973.11 and 25,319.56

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Solution

The fourth proportional to 45,270.98, 67,973.11 and 25,319.56 is: 38,016.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,270.98 : 67,973.11 = 25,319.56 : x
  2. Step 2: Convert to fraction form
    45,270.98/67,973.11 = 25,319.56/x
  3. Step 3: Cross multiply
    45,270.98x = 67,973.11 × 25,319.56
  4. Step 4: Simplify right side
    45,270.98x = 1,721,049,300.33
  5. Step 5: Solve for x
    x = 1,721,049,300.33/45,270.98
  6. Step 6: Final answer
    x = 38,016.61

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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.