Home / 135,021.70-202,537.41-50,774.14

Finding the Fourth Proportional to 135,021.70, 202,537.41 and 50,774.14

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Solution

The fourth proportional to 135,021.70, 202,537.41 and 50,774.14 is: 76,163.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,021.70 : 202,537.41 = 50,774.14 : x
  2. Step 2: Convert to fraction form
    135,021.70/202,537.41 = 50,774.14/x
  3. Step 3: Cross multiply
    135,021.70x = 202,537.41 × 50,774.14
  4. Step 4: Simplify right side
    135,021.70x = 10,283,662,810.58
  5. Step 5: Solve for x
    x = 10,283,662,810.58/135,021.70
  6. Step 6: Final answer
    x = 76,163.04

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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.