Home / 204,125.29-281,727.78-131,507.77

Finding the Fourth Proportional to 204,125.29, 281,727.78 and 131,507.77

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Solution

The fourth proportional to 204,125.29, 281,727.78 and 131,507.77 is: 181,503.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,125.29 : 281,727.78 = 131,507.77 : x
  2. Step 2: Convert to fraction form
    204,125.29/281,727.78 = 131,507.77/x
  3. Step 3: Cross multiply
    204,125.29x = 281,727.78 × 131,507.77
  4. Step 4: Simplify right side
    204,125.29x = 37,049,392,094.85
  5. Step 5: Solve for x
    x = 37,049,392,094.85/204,125.29
  6. Step 6: Final answer
    x = 181,503.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.