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Finding the Fourth Proportional to 150,950.40, 226,418.40 and 51,100.80

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Solution

The fourth proportional to 150,950.40, 226,418.40 and 51,100.80 is: 76,648.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,950.40 : 226,418.40 = 51,100.80 : x
  2. Step 2: Convert to fraction form
    150,950.40/226,418.40 = 51,100.80/x
  3. Step 3: Cross multiply
    150,950.40x = 226,418.40 × 51,100.80
  4. Step 4: Simplify right side
    150,950.40x = 11,570,161,374.72
  5. Step 5: Solve for x
    x = 11,570,161,374.72/150,950.40
  6. Step 6: Final answer
    x = 76,648.76

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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.