Home / 273,654.28-410,376.86-131,459.03

Finding the Fourth Proportional to 273,654.28, 410,376.86 and 131,459.03

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Solution

The fourth proportional to 273,654.28, 410,376.86 and 131,459.03 is: 197,138.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,654.28 : 410,376.86 = 131,459.03 : x
  2. Step 2: Convert to fraction form
    273,654.28/410,376.86 = 131,459.03/x
  3. Step 3: Cross multiply
    273,654.28x = 410,376.86 × 131,459.03
  4. Step 4: Simplify right side
    273,654.28x = 53,947,745,211.39
  5. Step 5: Solve for x
    x = 53,947,745,211.39/273,654.28
  6. Step 6: Final answer
    x = 197,138.32

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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.