Home / 152,039.20-227,799.60-125,600.80

Finding the Fourth Proportional to 152,039.20, 227,799.60 and 125,600.80

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Solution

The fourth proportional to 152,039.20, 227,799.60 and 125,600.80 is: 188,187.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,039.20 : 227,799.60 = 125,600.80 : x
  2. Step 2: Convert to fraction form
    152,039.20/227,799.60 = 125,600.80/x
  3. Step 3: Cross multiply
    152,039.20x = 227,799.60 × 125,600.80
  4. Step 4: Simplify right side
    152,039.20x = 28,611,811,999.68
  5. Step 5: Solve for x
    x = 28,611,811,999.68/152,039.20
  6. Step 6: Final answer
    x = 188,187.07

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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.