Home / 110,239.42-165,372.72-31,359.79

Finding the Fourth Proportional to 110,239.42, 165,372.72 and 31,359.79

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Solution

The fourth proportional to 110,239.42, 165,372.72 and 31,359.79 is: 47,043.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,239.42 : 165,372.72 = 31,359.79 : x
  2. Step 2: Convert to fraction form
    110,239.42/165,372.72 = 31,359.79/x
  3. Step 3: Cross multiply
    110,239.42x = 165,372.72 × 31,359.79
  4. Step 4: Simplify right side
    110,239.42x = 5,186,053,770.93
  5. Step 5: Solve for x
    x = 5,186,053,770.93/110,239.42
  6. Step 6: Final answer
    x = 47,043.55

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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.