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Finding the Fourth Proportional to 227,034.90, 340,597.10 and 67,113.63

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Solution

The fourth proportional to 227,034.90, 340,597.10 and 67,113.63 is: 100,683.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,034.90 : 340,597.10 = 67,113.63 : x
  2. Step 2: Convert to fraction form
    227,034.90/340,597.10 = 67,113.63/x
  3. Step 3: Cross multiply
    227,034.90x = 340,597.10 × 67,113.63
  4. Step 4: Simplify right side
    227,034.90x = 22,858,707,412.90
  5. Step 5: Solve for x
    x = 22,858,707,412.90/227,034.90
  6. Step 6: Final answer
    x = 100,683.67

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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.