Home / 67,072.28-92,568.49-43,268.15

Finding the Fourth Proportional to 67,072.28, 92,568.49 and 43,268.15

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Solution

The fourth proportional to 67,072.28, 92,568.49 and 43,268.15 is: 59,715.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,072.28 : 92,568.49 = 43,268.15 : x
  2. Step 2: Convert to fraction form
    67,072.28/92,568.49 = 43,268.15/x
  3. Step 3: Cross multiply
    67,072.28x = 92,568.49 × 43,268.15
  4. Step 4: Simplify right side
    67,072.28x = 4,005,267,433.84
  5. Step 5: Solve for x
    x = 4,005,267,433.84/67,072.28
  6. Step 6: Final answer
    x = 59,715.69

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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.