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Finding the Fourth Proportional to 217,246.86, 325,891.24 and 67,446.93

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Solution

The fourth proportional to 217,246.86, 325,891.24 and 67,446.93 is: 101,176.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,246.86 : 325,891.24 = 67,446.93 : x
  2. Step 2: Convert to fraction form
    217,246.86/325,891.24 = 67,446.93/x
  3. Step 3: Cross multiply
    217,246.86x = 325,891.24 × 67,446.93
  4. Step 4: Simplify right side
    217,246.86x = 21,980,363,891.62
  5. Step 5: Solve for x
    x = 21,980,363,891.62/217,246.86
  6. Step 6: Final answer
    x = 101,176.90

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1.5x scale

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.