Home / 133,189.20-199,822.68-62,097.12

Finding the Fourth Proportional to 133,189.20, 199,822.68 and 62,097.12

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Solution

The fourth proportional to 133,189.20, 199,822.68 and 62,097.12 is: 93,163.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,189.20 : 199,822.68 = 62,097.12 : x
  2. Step 2: Convert to fraction form
    133,189.20/199,822.68 = 62,097.12/x
  3. Step 3: Cross multiply
    133,189.20x = 199,822.68 × 62,097.12
  4. Step 4: Simplify right side
    133,189.20x = 12,408,412,938.68
  5. Step 5: Solve for x
    x = 12,408,412,938.68/133,189.20
  6. Step 6: Final answer
    x = 93,163.81

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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.