Home / 271,726.28-407,458.32-113,912.36

Finding the Fourth Proportional to 271,726.28, 407,458.32 and 113,912.36

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Solution

The fourth proportional to 271,726.28, 407,458.32 and 113,912.36 is: 170,813.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,726.28 : 407,458.32 = 113,912.36 : x
  2. Step 2: Convert to fraction form
    271,726.28/407,458.32 = 113,912.36/x
  3. Step 3: Cross multiply
    271,726.28x = 407,458.32 × 113,912.36
  4. Step 4: Simplify right side
    271,726.28x = 46,414,538,832.84
  5. Step 5: Solve for x
    x = 46,414,538,832.84/271,726.28
  6. Step 6: Final answer
    x = 170,813.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.