Home / 193,715.44-267,315.06-113,165.80

Finding the Fourth Proportional to 193,715.44, 267,315.06 and 113,165.80

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Solution

The fourth proportional to 193,715.44, 267,315.06 and 113,165.80 is: 156,161.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,715.44 : 267,315.06 = 113,165.80 : x
  2. Step 2: Convert to fraction form
    193,715.44/267,315.06 = 113,165.80/x
  3. Step 3: Cross multiply
    193,715.44x = 267,315.06 × 113,165.80
  4. Step 4: Simplify right side
    193,715.44x = 30,250,922,616.95
  5. Step 5: Solve for x
    x = 30,250,922,616.95/193,715.44
  6. Step 6: Final answer
    x = 156,161.65

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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.