Home / 122,356.50-183,512.80-32,399.79

Finding the Fourth Proportional to 122,356.50, 183,512.80 and 32,399.79

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Solution

The fourth proportional to 122,356.50, 183,512.80 and 32,399.79 is: 48,593.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,356.50 : 183,512.80 = 32,399.79 : x
  2. Step 2: Convert to fraction form
    122,356.50/183,512.80 = 32,399.79/x
  3. Step 3: Cross multiply
    122,356.50x = 183,512.80 × 32,399.79
  4. Step 4: Simplify right side
    122,356.50x = 5,945,776,182.31
  5. Step 5: Solve for x
    x = 5,945,776,182.31/122,356.50
  6. Step 6: Final answer
    x = 48,593.87

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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.