Home / 204,213.15-281,813.53-113,577.49

Finding the Fourth Proportional to 204,213.15, 281,813.53 and 113,577.49

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Solution

The fourth proportional to 204,213.15, 281,813.53 and 113,577.49 is: 156,736.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,213.15 : 281,813.53 = 113,577.49 : x
  2. Step 2: Convert to fraction form
    204,213.15/281,813.53 = 113,577.49/x
  3. Step 3: Cross multiply
    204,213.15x = 281,813.53 × 113,577.49
  4. Step 4: Simplify right side
    204,213.15x = 32,007,673,666.72
  5. Step 5: Solve for x
    x = 32,007,673,666.72/204,213.15
  6. Step 6: Final answer
    x = 156,736.59

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1.5x scale

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.