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Finding the Fourth Proportional to 50,141.88, 75,221.46 and 16,865.16

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Solution

The fourth proportional to 50,141.88, 75,221.46 and 16,865.16 is: 25,300.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,141.88 : 75,221.46 = 16,865.16 : x
  2. Step 2: Convert to fraction form
    50,141.88/75,221.46 = 16,865.16/x
  3. Step 3: Cross multiply
    50,141.88x = 75,221.46 × 16,865.16
  4. Step 4: Simplify right side
    50,141.88x = 1,268,621,958.33
  5. Step 5: Solve for x
    x = 1,268,621,958.33/50,141.88
  6. Step 6: Final answer
    x = 25,300.65

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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.