Home / 91,187,625.70-125,835,144.33-49,933,807.30

Finding the Fourth Proportional to 91,187,625.70, 125,835,144.33 and 49,933,807.30

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Solution

The fourth proportional to 91,187,625.70, 125,835,144.33 and 49,933,807.30 is: 68,906,584.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,187,625.70 : 125,835,144.33 = 49,933,807.30 : x
  2. Step 2: Convert to fraction form
    91,187,625.70/125,835,144.33 = 49,933,807.30/x
  3. Step 3: Cross multiply
    91,187,625.70x = 125,835,144.33 × 49,933,807.30
  4. Step 4: Simplify right side
    91,187,625.70x = 6,283,427,848,541,907
  5. Step 5: Solve for x
    x = 6,283,427,848,541,907/91,187,625.70
  6. Step 6: Final answer
    x = 68,906,584.64

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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.