Home / 41,239.51-61,890.37-30,174.75

Finding the Fourth Proportional to 41,239.51, 61,890.37 and 30,174.75

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Solution

The fourth proportional to 41,239.51, 61,890.37 and 30,174.75 is: 45,284.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,239.51 : 61,890.37 = 30,174.75 : x
  2. Step 2: Convert to fraction form
    41,239.51/61,890.37 = 30,174.75/x
  3. Step 3: Cross multiply
    41,239.51x = 61,890.37 × 30,174.75
  4. Step 4: Simplify right side
    41,239.51x = 1,867,526,211.99
  5. Step 5: Solve for x
    x = 1,867,526,211.99/41,239.51
  6. Step 6: Final answer
    x = 45,284.88

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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.