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Finding the Fourth Proportional to 169,860.24, 254,586.24 and 119,865.42

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Solution

The fourth proportional to 169,860.24, 254,586.24 and 119,865.42 is: 179,654.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,860.24 : 254,586.24 = 119,865.42 : x
  2. Step 2: Convert to fraction form
    169,860.24/254,586.24 = 119,865.42/x
  3. Step 3: Cross multiply
    169,860.24x = 254,586.24 × 119,865.42
  4. Step 4: Simplify right side
    169,860.24x = 30,516,086,583.82
  5. Step 5: Solve for x
    x = 30,516,086,583.82/169,860.24
  6. Step 6: Final answer
    x = 179,654.09

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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.