Home / 122,550.48-183,778.38-47,660.52

Finding the Fourth Proportional to 122,550.48, 183,778.38 and 47,660.52

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Solution

The fourth proportional to 122,550.48, 183,778.38 and 47,660.52 is: 71,472.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,550.48 : 183,778.38 = 47,660.52 : x
  2. Step 2: Convert to fraction form
    122,550.48/183,778.38 = 47,660.52/x
  3. Step 3: Cross multiply
    122,550.48x = 183,778.38 × 47,660.52
  4. Step 4: Simplify right side
    122,550.48x = 8,758,973,155.56
  5. Step 5: Solve for x
    x = 8,758,973,155.56/122,550.48
  6. Step 6: Final answer
    x = 71,472.37

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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.