Home / 146,739.56-220,196.78-53,252.60

Finding the Fourth Proportional to 146,739.56, 220,196.78 and 53,252.60

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Solution

The fourth proportional to 146,739.56, 220,196.78 and 53,252.60 is: 79,910.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,739.56 : 220,196.78 = 53,252.60 : x
  2. Step 2: Convert to fraction form
    146,739.56/220,196.78 = 53,252.60/x
  3. Step 3: Cross multiply
    146,739.56x = 220,196.78 × 53,252.60
  4. Step 4: Simplify right side
    146,739.56x = 11,726,051,046.63
  5. Step 5: Solve for x
    x = 11,726,051,046.63/146,739.56
  6. Step 6: Final answer
    x = 79,910.63

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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.