Home / 50,190.54-69,292.98-31,353.18

Finding the Fourth Proportional to 50,190.54, 69,292.98 and 31,353.18

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Solution

The fourth proportional to 50,190.54, 69,292.98 and 31,353.18 is: 43,286.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,190.54 : 69,292.98 = 31,353.18 : x
  2. Step 2: Convert to fraction form
    50,190.54/69,292.98 = 31,353.18/x
  3. Step 3: Cross multiply
    50,190.54x = 69,292.98 × 31,353.18
  4. Step 4: Simplify right side
    50,190.54x = 2,172,555,274.68
  5. Step 5: Solve for x
    x = 2,172,555,274.68/50,190.54
  6. Step 6: Final answer
    x = 43,286.15

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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.