Home / 146,962.80-220,559.40-68,086.80

Finding the Fourth Proportional to 146,962.80, 220,559.40 and 68,086.80

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Solution

The fourth proportional to 146,962.80, 220,559.40 and 68,086.80 is: 102,183.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,962.80 : 220,559.40 = 68,086.80 : x
  2. Step 2: Convert to fraction form
    146,962.80/220,559.40 = 68,086.80/x
  3. Step 3: Cross multiply
    146,962.80x = 220,559.40 × 68,086.80
  4. Step 4: Simplify right side
    146,962.80x = 15,017,183,755.92
  5. Step 5: Solve for x
    x = 15,017,183,755.92/146,962.80
  6. Step 6: Final answer
    x = 102,183.57

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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.