Home / 119,982.14-165,576.60-66,268.52

Finding the Fourth Proportional to 119,982.14, 165,576.60 and 66,268.52

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Solution

The fourth proportional to 119,982.14, 165,576.60 and 66,268.52 is: 91,451.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,982.14 : 165,576.60 = 66,268.52 : x
  2. Step 2: Convert to fraction form
    119,982.14/165,576.60 = 66,268.52/x
  3. Step 3: Cross multiply
    119,982.14x = 165,576.60 × 66,268.52
  4. Step 4: Simplify right side
    119,982.14x = 10,972,516,228.63
  5. Step 5: Solve for x
    x = 10,972,516,228.63/119,982.14
  6. Step 6: Final answer
    x = 91,451.25

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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.