Home / 69,977.44-96,571.20-41,679.28

Finding the Fourth Proportional to 69,977.44, 96,571.20 and 41,679.28

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Solution

The fourth proportional to 69,977.44, 96,571.20 and 41,679.28 is: 57,518.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,977.44 : 96,571.20 = 41,679.28 : x
  2. Step 2: Convert to fraction form
    69,977.44/96,571.20 = 41,679.28/x
  3. Step 3: Cross multiply
    69,977.44x = 96,571.20 × 41,679.28
  4. Step 4: Simplify right side
    69,977.44x = 4,025,018,084.74
  5. Step 5: Solve for x
    x = 4,025,018,084.74/69,977.44
  6. Step 6: Final answer
    x = 57,518.80

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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.