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Finding the Fourth Proportional to 169,704.60, 254,556.90 and 168,667.80

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Solution

The fourth proportional to 169,704.60, 254,556.90 and 168,667.80 is: 253,001.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,704.60 : 254,556.90 = 168,667.80 : x
  2. Step 2: Convert to fraction form
    169,704.60/254,556.90 = 168,667.80/x
  3. Step 3: Cross multiply
    169,704.60x = 254,556.90 × 168,667.80
  4. Step 4: Simplify right side
    169,704.60x = 42,935,552,297.82
  5. Step 5: Solve for x
    x = 42,935,552,297.82/169,704.60
  6. Step 6: Final answer
    x = 253,001.70

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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.