Home / 84,912.09-127,247.44-62,549.61

Finding the Fourth Proportional to 84,912.09, 127,247.44 and 62,549.61

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Solution

The fourth proportional to 84,912.09, 127,247.44 and 62,549.61 is: 93,735.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,912.09 : 127,247.44 = 62,549.61 : x
  2. Step 2: Convert to fraction form
    84,912.09/127,247.44 = 62,549.61/x
  3. Step 3: Cross multiply
    84,912.09x = 127,247.44 × 62,549.61
  4. Step 4: Simplify right side
    84,912.09x = 7,959,277,745.50
  5. Step 5: Solve for x
    x = 7,959,277,745.50/84,912.09
  6. Step 6: Final answer
    x = 93,735.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.