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Finding the Fourth Proportional to 50,180, 75,275.04 and 13,244

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Solution

The fourth proportional to 50,180, 75,275.04 and 13,244 is: 19,867.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,180 : 75,275.04 = 13,244 : x
  2. Step 2: Convert to fraction form
    50,180/75,275.04 = 13,244/x
  3. Step 3: Cross multiply
    50,180x = 75,275.04 × 13,244
  4. Step 4: Simplify right side
    50,180x = 996,942,629.76
  5. Step 5: Solve for x
    x = 996,942,629.76/50,180
  6. Step 6: Final answer
    x = 19,867.33

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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.