Home / 68,290.10-102,441.23-26,168.48

Finding the Fourth Proportional to 68,290.10, 102,441.23 and 26,168.48

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Solution

The fourth proportional to 68,290.10, 102,441.23 and 26,168.48 is: 39,255.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,290.10 : 102,441.23 = 26,168.48 : x
  2. Step 2: Convert to fraction form
    68,290.10/102,441.23 = 26,168.48/x
  3. Step 3: Cross multiply
    68,290.10x = 102,441.23 × 26,168.48
  4. Step 4: Simplify right side
    68,290.10x = 2,680,731,147.59
  5. Step 5: Solve for x
    x = 2,680,731,147.59/68,290.10
  6. Step 6: Final answer
    x = 39,255.05

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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.