Home / 50,105.32-75,185.64-27,931.18

Finding the Fourth Proportional to 50,105.32, 75,185.64 and 27,931.18

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Solution

The fourth proportional to 50,105.32, 75,185.64 and 27,931.18 is: 41,912.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,105.32 : 75,185.64 = 27,931.18 : x
  2. Step 2: Convert to fraction form
    50,105.32/75,185.64 = 27,931.18/x
  3. Step 3: Cross multiply
    50,105.32x = 75,185.64 × 27,931.18
  4. Step 4: Simplify right side
    50,105.32x = 2,100,023,644.26
  5. Step 5: Solve for x
    x = 2,100,023,644.26/50,105.32
  6. Step 6: Final answer
    x = 41,912.19

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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.