Home / 50,129.22-69,178.28-27,469.68

Finding the Fourth Proportional to 50,129.22, 69,178.28 and 27,469.68

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Solution

The fourth proportional to 50,129.22, 69,178.28 and 27,469.68 is: 37,908.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,129.22 : 69,178.28 = 27,469.68 : x
  2. Step 2: Convert to fraction form
    50,129.22/69,178.28 = 27,469.68/x
  3. Step 3: Cross multiply
    50,129.22x = 69,178.28 × 27,469.68
  4. Step 4: Simplify right side
    50,129.22x = 1,900,305,214.55
  5. Step 5: Solve for x
    x = 1,900,305,214.55/50,129.22
  6. Step 6: Final answer
    x = 37,908.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.