Home / 146,860.25-220,290.54-40,245.11

Finding the Fourth Proportional to 146,860.25, 220,290.54 and 40,245.11

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Solution

The fourth proportional to 146,860.25, 220,290.54 and 40,245.11 is: 60,367.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,860.25 : 220,290.54 = 40,245.11 : x
  2. Step 2: Convert to fraction form
    146,860.25/220,290.54 = 40,245.11/x
  3. Step 3: Cross multiply
    146,860.25x = 220,290.54 × 40,245.11
  4. Step 4: Simplify right side
    146,860.25x = 8,865,617,014.26
  5. Step 5: Solve for x
    x = 8,865,617,014.26/146,860.25
  6. Step 6: Final answer
    x = 60,367.71

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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.