Home / 66,217.36-91,383.24-41,074.96

Finding the Fourth Proportional to 66,217.36, 91,383.24 and 41,074.96

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Solution

The fourth proportional to 66,217.36, 91,383.24 and 41,074.96 is: 56,685.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,217.36 : 91,383.24 = 41,074.96 : x
  2. Step 2: Convert to fraction form
    66,217.36/91,383.24 = 41,074.96/x
  3. Step 3: Cross multiply
    66,217.36x = 91,383.24 × 41,074.96
  4. Step 4: Simplify right side
    66,217.36x = 3,753,562,927.67
  5. Step 5: Solve for x
    x = 3,753,562,927.67/66,217.36
  6. Step 6: Final answer
    x = 56,685.48

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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.