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Finding the Fourth Proportional to 225,848.52, 338,477.54 and 169,243.70

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Solution

The fourth proportional to 225,848.52, 338,477.54 and 169,243.70 is: 253,644.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,848.52 : 338,477.54 = 169,243.70 : x
  2. Step 2: Convert to fraction form
    225,848.52/338,477.54 = 169,243.70/x
  3. Step 3: Cross multiply
    225,848.52x = 338,477.54 × 169,243.70
  4. Step 4: Simplify right side
    225,848.52x = 57,285,188,697.89
  5. Step 5: Solve for x
    x = 57,285,188,697.89/225,848.52
  6. Step 6: Final answer
    x = 253,644.30

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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.