Home / 274,654.55-412,205.30-141,572.86

Finding the Fourth Proportional to 274,654.55, 412,205.30 and 141,572.86

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Solution

The fourth proportional to 274,654.55, 412,205.30 and 141,572.86 is: 212,474.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,654.55 : 412,205.30 = 141,572.86 : x
  2. Step 2: Convert to fraction form
    274,654.55/412,205.30 = 141,572.86/x
  3. Step 3: Cross multiply
    274,654.55x = 412,205.30 × 141,572.86
  4. Step 4: Simplify right side
    274,654.55x = 58,357,085,135.68
  5. Step 5: Solve for x
    x = 58,357,085,135.68/274,654.55
  6. Step 6: Final answer
    x = 212,474.49

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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.