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Finding the Fourth Proportional to 227,102.98, 340,704.35 and 67,166.45

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Solution

The fourth proportional to 227,102.98, 340,704.35 and 67,166.45 is: 100,764.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,102.98 : 340,704.35 = 67,166.45 : x
  2. Step 2: Convert to fraction form
    227,102.98/340,704.35 = 67,166.45/x
  3. Step 3: Cross multiply
    227,102.98x = 340,704.35 × 67,166.45
  4. Step 4: Simplify right side
    227,102.98x = 22,883,901,689.06
  5. Step 5: Solve for x
    x = 22,883,901,689.06/227,102.98
  6. Step 6: Final answer
    x = 100,764.43

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1.5x scale

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.