Home / 151,056.80-226,585.20-131,811.20

Finding the Fourth Proportional to 151,056.80, 226,585.20 and 131,811.20

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Solution

The fourth proportional to 151,056.80, 226,585.20 and 131,811.20 is: 197,716.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,056.80 : 226,585.20 = 131,811.20 : x
  2. Step 2: Convert to fraction form
    151,056.80/226,585.20 = 131,811.20/x
  3. Step 3: Cross multiply
    151,056.80x = 226,585.20 × 131,811.20
  4. Step 4: Simplify right side
    151,056.80x = 29,866,467,114.24
  5. Step 5: Solve for x
    x = 29,866,467,114.24/151,056.80
  6. Step 6: Final answer
    x = 197,716.80

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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.