Home / 119,836.44-165,374.13-66,121.44

Finding the Fourth Proportional to 119,836.44, 165,374.13 and 66,121.44

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Solution

The fourth proportional to 119,836.44, 165,374.13 and 66,121.44 is: 91,247.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,836.44 : 165,374.13 = 66,121.44 : x
  2. Step 2: Convert to fraction form
    119,836.44/165,374.13 = 66,121.44/x
  3. Step 3: Cross multiply
    119,836.44x = 165,374.13 × 66,121.44
  4. Step 4: Simplify right side
    119,836.44x = 10,934,775,614.35
  5. Step 5: Solve for x
    x = 10,934,775,614.35/119,836.44
  6. Step 6: Final answer
    x = 91,247.50

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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.