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Finding the Fourth Proportional to 50,189.70, 75,313.70 and 22,487.70

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Solution

The fourth proportional to 50,189.70, 75,313.70 and 22,487.70 is: 33,744.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,189.70 : 75,313.70 = 22,487.70 : x
  2. Step 2: Convert to fraction form
    50,189.70/75,313.70 = 22,487.70/x
  3. Step 3: Cross multiply
    50,189.70x = 75,313.70 × 22,487.70
  4. Step 4: Simplify right side
    50,189.70x = 1,693,631,891.49
  5. Step 5: Solve for x
    x = 1,693,631,891.49/50,189.70
  6. Step 6: Final answer
    x = 33,744.61

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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.