Home / 227,811.60-341,998.20-143,571.60

Finding the Fourth Proportional to 227,811.60, 341,998.20 and 143,571.60

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Solution

The fourth proportional to 227,811.60, 341,998.20 and 143,571.60 is: 215,534.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,811.60 : 341,998.20 = 143,571.60 : x
  2. Step 2: Convert to fraction form
    227,811.60/341,998.20 = 143,571.60/x
  3. Step 3: Cross multiply
    227,811.60x = 341,998.20 × 143,571.60
  4. Step 4: Simplify right side
    227,811.60x = 49,101,228,771.12
  5. Step 5: Solve for x
    x = 49,101,228,771.12/227,811.60
  6. Step 6: Final answer
    x = 215,534.37

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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.