Home / 193,970.88-267,639.69-113,382.81

Finding the Fourth Proportional to 193,970.88, 267,639.69 and 113,382.81

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Solution

The fourth proportional to 193,970.88, 267,639.69 and 113,382.81 is: 156,444.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,970.88 : 267,639.69 = 113,382.81 : x
  2. Step 2: Convert to fraction form
    193,970.88/267,639.69 = 113,382.81/x
  3. Step 3: Cross multiply
    193,970.88x = 267,639.69 × 113,382.81
  4. Step 4: Simplify right side
    193,970.88x = 30,345,741,297.65
  5. Step 5: Solve for x
    x = 30,345,741,297.65/193,970.88
  6. Step 6: Final answer
    x = 156,444.83

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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.