Home / 67,062.33-100,609.07-19,675.51

Finding the Fourth Proportional to 67,062.33, 100,609.07 and 19,675.51

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Solution

The fourth proportional to 67,062.33, 100,609.07 and 19,675.51 is: 29,517.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,062.33 : 100,609.07 = 19,675.51 : x
  2. Step 2: Convert to fraction form
    67,062.33/100,609.07 = 19,675.51/x
  3. Step 3: Cross multiply
    67,062.33x = 100,609.07 × 19,675.51
  4. Step 4: Simplify right side
    67,062.33x = 1,979,534,762.88
  5. Step 5: Solve for x
    x = 1,979,534,762.88/67,062.33
  6. Step 6: Final answer
    x = 29,517.83

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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.