Home / 248,821.80-373,232.70-136,458.60

Finding the Fourth Proportional to 248,821.80, 373,232.70 and 136,458.60

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Solution

The fourth proportional to 248,821.80, 373,232.70 and 136,458.60 is: 204,687.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,821.80 : 373,232.70 = 136,458.60 : x
  2. Step 2: Convert to fraction form
    248,821.80/373,232.70 = 136,458.60/x
  3. Step 3: Cross multiply
    248,821.80x = 373,232.70 × 136,458.60
  4. Step 4: Simplify right side
    248,821.80x = 50,930,811,716.22
  5. Step 5: Solve for x
    x = 50,930,811,716.22/248,821.80
  6. Step 6: Final answer
    x = 204,687.90

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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.