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Finding the Fourth Proportional to 169,398.54, 254,056.50 and 57,049.52

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Solution

The fourth proportional to 169,398.54, 254,056.50 and 57,049.52 is: 85,560.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,398.54 : 254,056.50 = 57,049.52 : x
  2. Step 2: Convert to fraction form
    169,398.54/254,056.50 = 57,049.52/x
  3. Step 3: Cross multiply
    169,398.54x = 254,056.50 × 57,049.52
  4. Step 4: Simplify right side
    169,398.54x = 14,493,800,107.60
  5. Step 5: Solve for x
    x = 14,493,800,107.60/169,398.54
  6. Step 6: Final answer
    x = 85,560.36

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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.