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Finding the Fourth Proportional to 150,750.80, 225,977.40 and 84,222.80

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Solution

The fourth proportional to 150,750.80, 225,977.40 and 84,222.80 is: 126,251.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,750.80 : 225,977.40 = 84,222.80 : x
  2. Step 2: Convert to fraction form
    150,750.80/225,977.40 = 84,222.80/x
  3. Step 3: Cross multiply
    150,750.80x = 225,977.40 × 84,222.80
  4. Step 4: Simplify right side
    150,750.80x = 19,032,449,364.72
  5. Step 5: Solve for x
    x = 19,032,449,364.72/150,750.80
  6. Step 6: Final answer
    x = 126,251.07

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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.