Home / 100,177.89-150,232.25-29,081.26

Finding the Fourth Proportional to 100,177.89, 150,232.25 and 29,081.26

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Solution

The fourth proportional to 100,177.89, 150,232.25 and 29,081.26 is: 43,611.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,177.89 : 150,232.25 = 29,081.26 : x
  2. Step 2: Convert to fraction form
    100,177.89/150,232.25 = 29,081.26/x
  3. Step 3: Cross multiply
    100,177.89x = 150,232.25 × 29,081.26
  4. Step 4: Simplify right side
    100,177.89x = 4,368,942,226.07
  5. Step 5: Solve for x
    x = 4,368,942,226.07/100,177.89
  6. Step 6: Final answer
    x = 43,611.84

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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.