Home / 49,440.06-68,217.66-39,992.22

Finding the Fourth Proportional to 49,440.06, 68,217.66 and 39,992.22

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Solution

The fourth proportional to 49,440.06, 68,217.66 and 39,992.22 is: 55,181.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,440.06 : 68,217.66 = 39,992.22 : x
  2. Step 2: Convert to fraction form
    49,440.06/68,217.66 = 39,992.22/x
  3. Step 3: Cross multiply
    49,440.06x = 68,217.66 × 39,992.22
  4. Step 4: Simplify right side
    49,440.06x = 2,728,175,666.61
  5. Step 5: Solve for x
    x = 2,728,175,666.61/49,440.06
  6. Step 6: Final answer
    x = 55,181.48

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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.