Home / 146,733.75-220,132.19-45,529.79

Finding the Fourth Proportional to 146,733.75, 220,132.19 and 45,529.79

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Solution

The fourth proportional to 146,733.75, 220,132.19 and 45,529.79 is: 68,304.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,733.75 : 220,132.19 = 45,529.79 : x
  2. Step 2: Convert to fraction form
    146,733.75/220,132.19 = 45,529.79/x
  3. Step 3: Cross multiply
    146,733.75x = 220,132.19 × 45,529.79
  4. Step 4: Simplify right side
    146,733.75x = 10,022,571,396.10
  5. Step 5: Solve for x
    x = 10,022,571,396.10/146,733.75
  6. Step 6: Final answer
    x = 68,304.47

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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.