Home / 119,709.16-165,202.18-65,996.44

Finding the Fourth Proportional to 119,709.16, 165,202.18 and 65,996.44

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Solution

The fourth proportional to 119,709.16, 165,202.18 and 65,996.44 is: 91,077.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,709.16 : 165,202.18 = 65,996.44 : x
  2. Step 2: Convert to fraction form
    119,709.16/165,202.18 = 65,996.44/x
  3. Step 3: Cross multiply
    119,709.16x = 165,202.18 × 65,996.44
  4. Step 4: Simplify right side
    119,709.16x = 10,902,755,760.24
  5. Step 5: Solve for x
    x = 10,902,755,760.24/119,709.16
  6. Step 6: Final answer
    x = 91,077.04

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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.