Home / 100,775.32-151,168.26-25,895.96

Finding the Fourth Proportional to 100,775.32, 151,168.26 and 25,895.96

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Solution

The fourth proportional to 100,775.32, 151,168.26 and 25,895.96 is: 38,845.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,775.32 : 151,168.26 = 25,895.96 : x
  2. Step 2: Convert to fraction form
    100,775.32/151,168.26 = 25,895.96/x
  3. Step 3: Cross multiply
    100,775.32x = 151,168.26 × 25,895.96
  4. Step 4: Simplify right side
    100,775.32x = 3,914,647,122.38
  5. Step 5: Solve for x
    x = 3,914,647,122.38/100,775.32
  6. Step 6: Final answer
    x = 38,845.30

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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.