Home / 87,844.44-121,224.38-47,557.46

Finding the Fourth Proportional to 87,844.44, 121,224.38 and 47,557.46

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Solution

The fourth proportional to 87,844.44, 121,224.38 and 47,557.46 is: 65,628.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,844.44 : 121,224.38 = 47,557.46 : x
  2. Step 2: Convert to fraction form
    87,844.44/121,224.38 = 47,557.46/x
  3. Step 3: Cross multiply
    87,844.44x = 121,224.38 × 47,557.46
  4. Step 4: Simplify right side
    87,844.44x = 5,765,123,602.87
  5. Step 5: Solve for x
    x = 5,765,123,602.87/87,844.44
  6. Step 6: Final answer
    x = 65,628.78

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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.