Home / 135,474.61-203,179.23-56,546.05

Finding the Fourth Proportional to 135,474.61, 203,179.23 and 56,546.05

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Solution

The fourth proportional to 135,474.61, 203,179.23 and 56,546.05 is: 84,805.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,474.61 : 203,179.23 = 56,546.05 : x
  2. Step 2: Convert to fraction form
    135,474.61/203,179.23 = 56,546.05/x
  3. Step 3: Cross multiply
    135,474.61x = 203,179.23 × 56,546.05
  4. Step 4: Simplify right side
    135,474.61x = 11,488,981,741.28
  5. Step 5: Solve for x
    x = 11,488,981,741.28/135,474.61
  6. Step 6: Final answer
    x = 84,805.43

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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.