Home / 57,223.36-78,924.92-50,137.52

Finding the Fourth Proportional to 57,223.36, 78,924.92 and 50,137.52

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Solution

The fourth proportional to 57,223.36, 78,924.92 and 50,137.52 is: 69,151.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,223.36 : 78,924.92 = 50,137.52 : x
  2. Step 2: Convert to fraction form
    57,223.36/78,924.92 = 50,137.52/x
  3. Step 3: Cross multiply
    57,223.36x = 78,924.92 × 50,137.52
  4. Step 4: Simplify right side
    57,223.36x = 3,957,099,755.00
  5. Step 5: Solve for x
    x = 3,957,099,755.00/57,223.36
  6. Step 6: Final answer
    x = 69,151.82

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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.