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Finding the Fourth Proportional to 300,191.57, 450,287.27 and 113,159.33

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Solution

The fourth proportional to 300,191.57, 450,287.27 and 113,159.33 is: 169,738.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,191.57 : 450,287.27 = 113,159.33 : x
  2. Step 2: Convert to fraction form
    300,191.57/450,287.27 = 113,159.33/x
  3. Step 3: Cross multiply
    300,191.57x = 450,287.27 × 113,159.33
  4. Step 4: Simplify right side
    300,191.57x = 50,954,205,214.93
  5. Step 5: Solve for x
    x = 50,954,205,214.93/300,191.57
  6. Step 6: Final answer
    x = 169,738.96

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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.