Home / 204,363.47-281,989.08-113,719.15

Finding the Fourth Proportional to 204,363.47, 281,989.08 and 113,719.15

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Solution

The fourth proportional to 204,363.47, 281,989.08 and 113,719.15 is: 156,914.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,363.47 : 281,989.08 = 113,719.15 : x
  2. Step 2: Convert to fraction form
    204,363.47/281,989.08 = 113,719.15/x
  3. Step 3: Cross multiply
    204,363.47x = 281,989.08 × 113,719.15
  4. Step 4: Simplify right side
    204,363.47x = 32,067,558,839.37
  5. Step 5: Solve for x
    x = 32,067,558,839.37/204,363.47
  6. Step 6: Final answer
    x = 156,914.34

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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.