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Finding the Fourth Proportional to 267,953.40, 401,930.10 and 110,100.60

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Solution

The fourth proportional to 267,953.40, 401,930.10 and 110,100.60 is: 165,150.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,953.40 : 401,930.10 = 110,100.60 : x
  2. Step 2: Convert to fraction form
    267,953.40/401,930.10 = 110,100.60/x
  3. Step 3: Cross multiply
    267,953.40x = 401,930.10 × 110,100.60
  4. Step 4: Simplify right side
    267,953.40x = 44,252,745,168.06
  5. Step 5: Solve for x
    x = 44,252,745,168.06/267,953.40
  6. Step 6: Final answer
    x = 165,150.90

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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.