Home / 110,809.68-166,175.64-31,902.80

Finding the Fourth Proportional to 110,809.68, 166,175.64 and 31,902.80

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Solution

The fourth proportional to 110,809.68, 166,175.64 and 31,902.80 is: 47,843.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,809.68 : 166,175.64 = 31,902.80 : x
  2. Step 2: Convert to fraction form
    110,809.68/166,175.64 = 31,902.80/x
  3. Step 3: Cross multiply
    110,809.68x = 166,175.64 × 31,902.80
  4. Step 4: Simplify right side
    110,809.68x = 5,301,468,207.79
  5. Step 5: Solve for x
    x = 5,301,468,207.79/110,809.68
  6. Step 6: Final answer
    x = 47,843.01

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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.