Home / 204,086.32-281,617.80-113,427.76

Finding the Fourth Proportional to 204,086.32, 281,617.80 and 113,427.76

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Solution

The fourth proportional to 204,086.32, 281,617.80 and 113,427.76 is: 156,518.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,086.32 : 281,617.80 = 113,427.76 : x
  2. Step 2: Convert to fraction form
    204,086.32/281,617.80 = 113,427.76/x
  3. Step 3: Cross multiply
    204,086.32x = 281,617.80 × 113,427.76
  4. Step 4: Simplify right side
    204,086.32x = 31,943,276,230.13
  5. Step 5: Solve for x
    x = 31,943,276,230.13/204,086.32
  6. Step 6: Final answer
    x = 156,518.46

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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.