Home / 68,450.14-102,675.15-25,763.54

Finding the Fourth Proportional to 68,450.14, 102,675.15 and 25,763.54

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Solution

The fourth proportional to 68,450.14, 102,675.15 and 25,763.54 is: 38,645.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,450.14 : 102,675.15 = 25,763.54 : x
  2. Step 2: Convert to fraction form
    68,450.14/102,675.15 = 25,763.54/x
  3. Step 3: Cross multiply
    68,450.14x = 102,675.15 × 25,763.54
  4. Step 4: Simplify right side
    68,450.14x = 2,645,275,205.21
  5. Step 5: Solve for x
    x = 2,645,275,205.21/68,450.14
  6. Step 6: Final answer
    x = 38,645.29

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1.5x scale

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.