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Finding the Fourth Proportional to 150,673.78, 226,156.50 and 110,815.30

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Solution

The fourth proportional to 150,673.78, 226,156.50 and 110,815.30 is: 166,330.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,673.78 : 226,156.50 = 110,815.30 : x
  2. Step 2: Convert to fraction form
    150,673.78/226,156.50 = 110,815.30/x
  3. Step 3: Cross multiply
    150,673.78x = 226,156.50 × 110,815.30
  4. Step 4: Simplify right side
    150,673.78x = 25,061,600,394.45
  5. Step 5: Solve for x
    x = 25,061,600,394.45/150,673.78
  6. Step 6: Final answer
    x = 166,330.20

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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.