Home / 111,375.28-167,029.17-93,611.35

Finding the Fourth Proportional to 111,375.28, 167,029.17 and 93,611.35

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Solution

The fourth proportional to 111,375.28, 167,029.17 and 93,611.35 is: 140,388.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,375.28 : 167,029.17 = 93,611.35 : x
  2. Step 2: Convert to fraction form
    111,375.28/167,029.17 = 93,611.35/x
  3. Step 3: Cross multiply
    111,375.28x = 167,029.17 × 93,611.35
  4. Step 4: Simplify right side
    111,375.28x = 15,635,826,093.08
  5. Step 5: Solve for x
    x = 15,635,826,093.08/111,375.28
  6. Step 6: Final answer
    x = 140,388.66

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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.