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Finding the Fourth Proportional to 235,529.52, 353,241.20 and 67,046.12

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Solution

The fourth proportional to 235,529.52, 353,241.20 and 67,046.12 is: 100,554.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,529.52 : 353,241.20 = 67,046.12 : x
  2. Step 2: Convert to fraction form
    235,529.52/353,241.20 = 67,046.12/x
  3. Step 3: Cross multiply
    235,529.52x = 353,241.20 × 67,046.12
  4. Step 4: Simplify right side
    235,529.52x = 23,683,451,884.14
  5. Step 5: Solve for x
    x = 23,683,451,884.14/235,529.52
  6. Step 6: Final answer
    x = 100,554.07

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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.