Home / 119,947.43-165,526.38-66,231.29

Finding the Fourth Proportional to 119,947.43, 165,526.38 and 66,231.29

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Solution

The fourth proportional to 119,947.43, 165,526.38 and 66,231.29 is: 91,398.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,947.43 : 165,526.38 = 66,231.29 : x
  2. Step 2: Convert to fraction form
    119,947.43/165,526.38 = 66,231.29/x
  3. Step 3: Cross multiply
    119,947.43x = 165,526.38 × 66,231.29
  4. Step 4: Simplify right side
    119,947.43x = 10,963,025,676.43
  5. Step 5: Solve for x
    x = 10,963,025,676.43/119,947.43
  6. Step 6: Final answer
    x = 91,398.59

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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.