Home / 66,092.09-99,104.12-26,638.61

Finding the Fourth Proportional to 66,092.09, 99,104.12 and 26,638.61

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Solution

The fourth proportional to 66,092.09, 99,104.12 and 26,638.61 is: 39,944.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,092.09 : 99,104.12 = 26,638.61 : x
  2. Step 2: Convert to fraction form
    66,092.09/99,104.12 = 26,638.61/x
  3. Step 3: Cross multiply
    66,092.09x = 99,104.12 × 26,638.61
  4. Step 4: Simplify right side
    66,092.09x = 2,639,995,868.88
  5. Step 5: Solve for x
    x = 2,639,995,868.88/66,092.09
  6. Step 6: Final answer
    x = 39,944.20

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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.