Home / 134,799.20-202,198.80-92,808.80

Finding the Fourth Proportional to 134,799.20, 202,198.80 and 92,808.80

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Solution

The fourth proportional to 134,799.20, 202,198.80 and 92,808.80 is: 139,213.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,799.20 : 202,198.80 = 92,808.80 : x
  2. Step 2: Convert to fraction form
    134,799.20/202,198.80 = 92,808.80/x
  3. Step 3: Cross multiply
    134,799.20x = 202,198.80 × 92,808.80
  4. Step 4: Simplify right side
    134,799.20x = 18,765,827,989.44
  5. Step 5: Solve for x
    x = 18,765,827,989.44/134,799.20
  6. Step 6: Final answer
    x = 139,213.20

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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.