Home / 50,093.70-75,021.29-28,989.28

Finding the Fourth Proportional to 50,093.70, 75,021.29 and 28,989.28

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Solution

The fourth proportional to 50,093.70, 75,021.29 and 28,989.28 is: 43,414.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,093.70 : 75,021.29 = 28,989.28 : x
  2. Step 2: Convert to fraction form
    50,093.70/75,021.29 = 28,989.28/x
  3. Step 3: Cross multiply
    50,093.70x = 75,021.29 × 28,989.28
  4. Step 4: Simplify right side
    50,093.70x = 2,174,813,181.77
  5. Step 5: Solve for x
    x = 2,174,813,181.77/50,093.70
  6. Step 6: Final answer
    x = 43,414.90

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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.