Home / 50,189.66-75,265.34-16,900.78

Finding the Fourth Proportional to 50,189.66, 75,265.34 and 16,900.78

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Solution

The fourth proportional to 50,189.66, 75,265.34 and 16,900.78 is: 25,344.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,189.66 : 75,265.34 = 16,900.78 : x
  2. Step 2: Convert to fraction form
    50,189.66/75,265.34 = 16,900.78/x
  3. Step 3: Cross multiply
    50,189.66x = 75,265.34 × 16,900.78
  4. Step 4: Simplify right side
    50,189.66x = 1,272,042,952.97
  5. Step 5: Solve for x
    x = 1,272,042,952.97/50,189.66
  6. Step 6: Final answer
    x = 25,344.72

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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.