Home / 204,127.11-281,701.51-112,241.61

Finding the Fourth Proportional to 204,127.11, 281,701.51 and 112,241.61

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Solution

The fourth proportional to 204,127.11, 281,701.51 and 112,241.61 is: 154,896.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,127.11 : 281,701.51 = 112,241.61 : x
  2. Step 2: Convert to fraction form
    204,127.11/281,701.51 = 112,241.61/x
  3. Step 3: Cross multiply
    204,127.11x = 281,701.51 × 112,241.61
  4. Step 4: Simplify right side
    204,127.11x = 31,618,630,741.23
  5. Step 5: Solve for x
    x = 31,618,630,741.23/204,127.11
  6. Step 6: Final answer
    x = 154,896.77

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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.