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Finding the Fourth Proportional to 67,863.17, 101,794.78 and 46,494.81

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Solution

The fourth proportional to 67,863.17, 101,794.78 and 46,494.81 is: 69,742.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,863.17 : 101,794.78 = 46,494.81 : x
  2. Step 2: Convert to fraction form
    67,863.17/101,794.78 = 46,494.81/x
  3. Step 3: Cross multiply
    67,863.17x = 101,794.78 × 46,494.81
  4. Step 4: Simplify right side
    67,863.17x = 4,732,928,751.68
  5. Step 5: Solve for x
    x = 4,732,928,751.68/67,863.17
  6. Step 6: Final answer
    x = 69,742.23

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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.