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Finding the Fourth Proportional to 49,846.66, 68,788.10 and 27,185.22

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Solution

The fourth proportional to 49,846.66, 68,788.10 and 27,185.22 is: 37,515.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,846.66 : 68,788.10 = 27,185.22 : x
  2. Step 2: Convert to fraction form
    49,846.66/68,788.10 = 27,185.22/x
  3. Step 3: Cross multiply
    49,846.66x = 68,788.10 × 27,185.22
  4. Step 4: Simplify right side
    49,846.66x = 1,870,019,699.85
  5. Step 5: Solve for x
    x = 1,870,019,699.85/49,846.66
  6. Step 6: Final answer
    x = 37,515.45

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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.