Home / 50,155.21-75,086.99-39,028.17

Finding the Fourth Proportional to 50,155.21, 75,086.99 and 39,028.17

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Solution

The fourth proportional to 50,155.21, 75,086.99 and 39,028.17 is: 58,428.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,155.21 : 75,086.99 = 39,028.17 : x
  2. Step 2: Convert to fraction form
    50,155.21/75,086.99 = 39,028.17/x
  3. Step 3: Cross multiply
    50,155.21x = 75,086.99 × 39,028.17
  4. Step 4: Simplify right side
    50,155.21x = 2,930,508,043.30
  5. Step 5: Solve for x
    x = 2,930,508,043.30/50,155.21
  6. Step 6: Final answer
    x = 58,428.78

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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.