Home / 134,125.70-201,189-49,904.42

Finding the Fourth Proportional to 134,125.70, 201,189 and 49,904.42

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Solution

The fourth proportional to 134,125.70, 201,189 and 49,904.42 is: 74,856.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,125.70 : 201,189 = 49,904.42 : x
  2. Step 2: Convert to fraction form
    134,125.70/201,189 = 49,904.42/x
  3. Step 3: Cross multiply
    134,125.70x = 201,189 × 49,904.42
  4. Step 4: Simplify right side
    134,125.70x = 10,040,220,355.38
  5. Step 5: Solve for x
    x = 10,040,220,355.38/134,125.70
  6. Step 6: Final answer
    x = 74,856.80

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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.