Home / 146,828.80-220,243.20-111,836.80

Finding the Fourth Proportional to 146,828.80, 220,243.20 and 111,836.80

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Solution

The fourth proportional to 146,828.80, 220,243.20 and 111,836.80 is: 167,755.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,828.80 : 220,243.20 = 111,836.80 : x
  2. Step 2: Convert to fraction form
    146,828.80/220,243.20 = 111,836.80/x
  3. Step 3: Cross multiply
    146,828.80x = 220,243.20 × 111,836.80
  4. Step 4: Simplify right side
    146,828.80x = 24,631,294,709.76
  5. Step 5: Solve for x
    x = 24,631,294,709.76/146,828.80
  6. Step 6: Final answer
    x = 167,755.20

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1.5x scale

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.