Home / 245,090.20-367,635.30-67,624.60

Finding the Fourth Proportional to 245,090.20, 367,635.30 and 67,624.60

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Solution

The fourth proportional to 245,090.20, 367,635.30 and 67,624.60 is: 101,436.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,090.20 : 367,635.30 = 67,624.60 : x
  2. Step 2: Convert to fraction form
    245,090.20/367,635.30 = 67,624.60/x
  3. Step 3: Cross multiply
    245,090.20x = 367,635.30 × 67,624.60
  4. Step 4: Simplify right side
    245,090.20x = 24,861,190,108.38
  5. Step 5: Solve for x
    x = 24,861,190,108.38/245,090.20
  6. Step 6: Final answer
    x = 101,436.90

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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.