Home / 119,833.30-165,367.17-66,118.35

Finding the Fourth Proportional to 119,833.30, 165,367.17 and 66,118.35

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Solution

The fourth proportional to 119,833.30, 165,367.17 and 66,118.35 is: 91,241.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,833.30 : 165,367.17 = 66,118.35 : x
  2. Step 2: Convert to fraction form
    119,833.30/165,367.17 = 66,118.35/x
  3. Step 3: Cross multiply
    119,833.30x = 165,367.17 × 66,118.35
  4. Step 4: Simplify right side
    119,833.30x = 10,933,804,424.57
  5. Step 5: Solve for x
    x = 10,933,804,424.57/119,833.30
  6. Step 6: Final answer
    x = 91,241.79

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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.