Home / 119,943.90-165,523.29-66,227.90

Finding the Fourth Proportional to 119,943.90, 165,523.29 and 66,227.90

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Solution

The fourth proportional to 119,943.90, 165,523.29 and 66,227.90 is: 91,394.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,943.90 : 165,523.29 = 66,227.90 : x
  2. Step 2: Convert to fraction form
    119,943.90/165,523.29 = 66,227.90/x
  3. Step 3: Cross multiply
    119,943.90x = 165,523.29 × 66,227.90
  4. Step 4: Simplify right side
    119,943.90x = 10,962,260,063.24
  5. Step 5: Solve for x
    x = 10,962,260,063.24/119,943.90
  6. Step 6: Final answer
    x = 91,394.89

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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.