Home / 151,942.80-227,914.20-143,194.80

Finding the Fourth Proportional to 151,942.80, 227,914.20 and 143,194.80

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Solution

The fourth proportional to 151,942.80, 227,914.20 and 143,194.80 is: 214,792.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,942.80 : 227,914.20 = 143,194.80 : x
  2. Step 2: Convert to fraction form
    151,942.80/227,914.20 = 143,194.80/x
  3. Step 3: Cross multiply
    151,942.80x = 227,914.20 × 143,194.80
  4. Step 4: Simplify right side
    151,942.80x = 32,636,128,286.16
  5. Step 5: Solve for x
    x = 32,636,128,286.16/151,942.80
  6. Step 6: Final answer
    x = 214,792.20

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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.