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Finding the Fourth Proportional to 150,906.60, 226,359.90 and 45,730.80

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Solution

The fourth proportional to 150,906.60, 226,359.90 and 45,730.80 is: 68,596.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,906.60 : 226,359.90 = 45,730.80 : x
  2. Step 2: Convert to fraction form
    150,906.60/226,359.90 = 45,730.80/x
  3. Step 3: Cross multiply
    150,906.60x = 226,359.90 × 45,730.80
  4. Step 4: Simplify right side
    150,906.60x = 10,351,619,314.92
  5. Step 5: Solve for x
    x = 10,351,619,314.92/150,906.60
  6. Step 6: Final answer
    x = 68,596.20

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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.