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Finding the Fourth Proportional to 225,040.70, 337,327.76 and 106,621.94

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Solution

The fourth proportional to 225,040.70, 337,327.76 and 106,621.94 is: 159,822.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,040.70 : 337,327.76 = 106,621.94 : x
  2. Step 2: Convert to fraction form
    225,040.70/337,327.76 = 106,621.94/x
  3. Step 3: Cross multiply
    225,040.70x = 337,327.76 × 106,621.94
  4. Step 4: Simplify right side
    225,040.70x = 35,966,541,296.93
  5. Step 5: Solve for x
    x = 35,966,541,296.93/225,040.70
  6. Step 6: Final answer
    x = 159,822.38

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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.