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Finding the Fourth Proportional to 235,523.45, 353,232.11 and 67,040.04

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Solution

The fourth proportional to 235,523.45, 353,232.11 and 67,040.04 is: 100,544.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,523.45 : 353,232.11 = 67,040.04 : x
  2. Step 2: Convert to fraction form
    235,523.45/353,232.11 = 67,040.04/x
  3. Step 3: Cross multiply
    235,523.45x = 353,232.11 × 67,040.04
  4. Step 4: Simplify right side
    235,523.45x = 23,680,694,448.48
  5. Step 5: Solve for x
    x = 23,680,694,448.48/235,523.45
  6. Step 6: Final answer
    x = 100,544.96

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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.