Home / 188,229.65-259,757.36-103,352.18

Finding the Fourth Proportional to 188,229.65, 259,757.36 and 103,352.18

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Solution

The fourth proportional to 188,229.65, 259,757.36 and 103,352.18 is: 142,626.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,229.65 : 259,757.36 = 103,352.18 : x
  2. Step 2: Convert to fraction form
    188,229.65/259,757.36 = 103,352.18/x
  3. Step 3: Cross multiply
    188,229.65x = 259,757.36 × 103,352.18
  4. Step 4: Simplify right side
    188,229.65x = 26,846,487,611.50
  5. Step 5: Solve for x
    x = 26,846,487,611.50/188,229.65
  6. Step 6: Final answer
    x = 142,626.25

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1.5x scale

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.