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Finding the Fourth Proportional to 227,284.86, 340,928.99 and 100,891.12

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Solution

The fourth proportional to 227,284.86, 340,928.99 and 100,891.12 is: 151,337.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,284.86 : 340,928.99 = 100,891.12 : x
  2. Step 2: Convert to fraction form
    227,284.86/340,928.99 = 100,891.12/x
  3. Step 3: Cross multiply
    227,284.86x = 340,928.99 × 100,891.12
  4. Step 4: Simplify right side
    227,284.86x = 34,396,707,160.50
  5. Step 5: Solve for x
    x = 34,396,707,160.50/227,284.86
  6. Step 6: Final answer
    x = 151,337.43

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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.