Home / 66,243.13-91,414.62-36,027.80

Finding the Fourth Proportional to 66,243.13, 91,414.62 and 36,027.80

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Solution

The fourth proportional to 66,243.13, 91,414.62 and 36,027.80 is: 49,717.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,243.13 : 91,414.62 = 36,027.80 : x
  2. Step 2: Convert to fraction form
    66,243.13/91,414.62 = 36,027.80/x
  3. Step 3: Cross multiply
    66,243.13x = 91,414.62 × 36,027.80
  4. Step 4: Simplify right side
    66,243.13x = 3,293,467,646.44
  5. Step 5: Solve for x
    x = 3,293,467,646.44/66,243.13
  6. Step 6: Final answer
    x = 49,717.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.