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Finding the Fourth Proportional to 150,976.80, 226,465.74 and 45,796.68

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Solution

The fourth proportional to 150,976.80, 226,465.74 and 45,796.68 is: 68,695.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,976.80 : 226,465.74 = 45,796.68 : x
  2. Step 2: Convert to fraction form
    150,976.80/226,465.74 = 45,796.68/x
  3. Step 3: Cross multiply
    150,976.80x = 226,465.74 × 45,796.68
  4. Step 4: Simplify right side
    150,976.80x = 10,371,379,025.74
  5. Step 5: Solve for x
    x = 10,371,379,025.74/150,976.80
  6. Step 6: Final answer
    x = 68,695.18

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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.