Home / 71,286.48-98,379.90-41,071.25

Finding the Fourth Proportional to 71,286.48, 98,379.90 and 41,071.25

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Solution

The fourth proportional to 71,286.48, 98,379.90 and 41,071.25 is: 56,680.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,286.48 : 98,379.90 = 41,071.25 : x
  2. Step 2: Convert to fraction form
    71,286.48/98,379.90 = 41,071.25/x
  3. Step 3: Cross multiply
    71,286.48x = 98,379.90 × 41,071.25
  4. Step 4: Simplify right side
    71,286.48x = 4,040,585,298.93
  5. Step 5: Solve for x
    x = 4,040,585,298.93/71,286.48
  6. Step 6: Final answer
    x = 56,680.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.