Home / 50,134.34-75,201.62-20,546.87

Finding the Fourth Proportional to 50,134.34, 75,201.62 and 20,546.87

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Solution

The fourth proportional to 50,134.34, 75,201.62 and 20,546.87 is: 30,820.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,134.34 : 75,201.62 = 20,546.87 : x
  2. Step 2: Convert to fraction form
    50,134.34/75,201.62 = 20,546.87/x
  3. Step 3: Cross multiply
    50,134.34x = 75,201.62 × 20,546.87
  4. Step 4: Simplify right side
    50,134.34x = 1,545,157,431.19
  5. Step 5: Solve for x
    x = 1,545,157,431.19/50,134.34
  6. Step 6: Final answer
    x = 30,820.34

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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.