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Finding the Fourth Proportional to 169,924.60, 254,595.30 and 110,729.80

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Solution

The fourth proportional to 169,924.60, 254,595.30 and 110,729.80 is: 165,904.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,924.60 : 254,595.30 = 110,729.80 : x
  2. Step 2: Convert to fraction form
    169,924.60/254,595.30 = 110,729.80/x
  3. Step 3: Cross multiply
    169,924.60x = 254,595.30 × 110,729.80
  4. Step 4: Simplify right side
    169,924.60x = 28,191,286,649.94
  5. Step 5: Solve for x
    x = 28,191,286,649.94/169,924.60
  6. Step 6: Final answer
    x = 165,904.68

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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.