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Finding the Fourth Proportional to 151,074.40, 226,604.40 and 51,224.80

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Solution

The fourth proportional to 151,074.40, 226,604.40 and 51,224.80 is: 76,834.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,074.40 : 226,604.40 = 51,224.80 : x
  2. Step 2: Convert to fraction form
    151,074.40/226,604.40 = 51,224.80/x
  3. Step 3: Cross multiply
    151,074.40x = 226,604.40 × 51,224.80
  4. Step 4: Simplify right side
    151,074.40x = 11,607,765,069.12
  5. Step 5: Solve for x
    x = 11,607,765,069.12/151,074.40
  6. Step 6: Final answer
    x = 76,834.76

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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.