Home / 367,733.80-551,471.10-131,084.20

Finding the Fourth Proportional to 367,733.80, 551,471.10 and 131,084.20

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Solution

The fourth proportional to 367,733.80, 551,471.10 and 131,084.20 is: 196,580.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,733.80 : 551,471.10 = 131,084.20 : x
  2. Step 2: Convert to fraction form
    367,733.80/551,471.10 = 131,084.20/x
  3. Step 3: Cross multiply
    367,733.80x = 551,471.10 × 131,084.20
  4. Step 4: Simplify right side
    367,733.80x = 72,289,147,966.62
  5. Step 5: Solve for x
    x = 72,289,147,966.62/367,733.80
  6. Step 6: Final answer
    x = 196,580.10

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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.