Home / 368,132.20-552,198.30-131,482.60

Finding the Fourth Proportional to 368,132.20, 552,198.30 and 131,482.60

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Solution

The fourth proportional to 368,132.20, 552,198.30 and 131,482.60 is: 197,223.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,132.20 : 552,198.30 = 131,482.60 : x
  2. Step 2: Convert to fraction form
    368,132.20/552,198.30 = 131,482.60/x
  3. Step 3: Cross multiply
    368,132.20x = 552,198.30 × 131,482.60
  4. Step 4: Simplify right side
    368,132.20x = 72,604,468,199.58
  5. Step 5: Solve for x
    x = 72,604,468,199.58/368,132.20
  6. Step 6: Final answer
    x = 197,223.90

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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.