Home / 182,357.28-251,786.37-117,864.69

Finding the Fourth Proportional to 182,357.28, 251,786.37 and 117,864.69

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Solution

The fourth proportional to 182,357.28, 251,786.37 and 117,864.69 is: 162,739.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,357.28 : 251,786.37 = 117,864.69 : x
  2. Step 2: Convert to fraction form
    182,357.28/251,786.37 = 117,864.69/x
  3. Step 3: Cross multiply
    182,357.28x = 251,786.37 × 117,864.69
  4. Step 4: Simplify right side
    182,357.28x = 29,676,722,446.28
  5. Step 5: Solve for x
    x = 29,676,722,446.28/182,357.28
  6. Step 6: Final answer
    x = 162,739.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.