Home / 204,148.54-281,737.65-113,505.22

Finding the Fourth Proportional to 204,148.54, 281,737.65 and 113,505.22

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Solution

The fourth proportional to 204,148.54, 281,737.65 and 113,505.22 is: 156,644.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,148.54 : 281,737.65 = 113,505.22 : x
  2. Step 2: Convert to fraction form
    204,148.54/281,737.65 = 113,505.22/x
  3. Step 3: Cross multiply
    204,148.54x = 281,737.65 × 113,505.22
  4. Step 4: Simplify right side
    204,148.54x = 31,978,693,945.53
  5. Step 5: Solve for x
    x = 31,978,693,945.53/204,148.54
  6. Step 6: Final answer
    x = 156,644.25

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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.