Home / 66,144.26-99,273.10-26,729.66

Finding the Fourth Proportional to 66,144.26, 99,273.10 and 26,729.66

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Solution

The fourth proportional to 66,144.26, 99,273.10 and 26,729.66 is: 40,117.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,144.26 : 99,273.10 = 26,729.66 : x
  2. Step 2: Convert to fraction form
    66,144.26/99,273.10 = 26,729.66/x
  3. Step 3: Cross multiply
    66,144.26x = 99,273.10 × 26,729.66
  4. Step 4: Simplify right side
    66,144.26x = 2,653,536,210.15
  5. Step 5: Solve for x
    x = 2,653,536,210.15/66,144.26
  6. Step 6: Final answer
    x = 40,117.41

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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.