Home / 91,940.05-126,846.57-51,648.22

Finding the Fourth Proportional to 91,940.05, 126,846.57 and 51,648.22

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Solution

The fourth proportional to 91,940.05, 126,846.57 and 51,648.22 is: 71,257.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,940.05 : 126,846.57 = 51,648.22 : x
  2. Step 2: Convert to fraction form
    91,940.05/126,846.57 = 51,648.22/x
  3. Step 3: Cross multiply
    91,940.05x = 126,846.57 × 51,648.22
  4. Step 4: Simplify right side
    91,940.05x = 6,551,399,553.61
  5. Step 5: Solve for x
    x = 6,551,399,553.61/91,940.05
  6. Step 6: Final answer
    x = 71,257.30

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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.