Home / 66,826-100,161.24-27,335.26

Finding the Fourth Proportional to 66,826, 100,161.24 and 27,335.26

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Solution

The fourth proportional to 66,826, 100,161.24 and 27,335.26 is: 40,971.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,826 : 100,161.24 = 27,335.26 : x
  2. Step 2: Convert to fraction form
    66,826/100,161.24 = 27,335.26/x
  3. Step 3: Cross multiply
    66,826x = 100,161.24 × 27,335.26
  4. Step 4: Simplify right side
    66,826x = 2,737,933,537.32
  5. Step 5: Solve for x
    x = 2,737,933,537.32/66,826
  6. Step 6: Final answer
    x = 40,971.08

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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.