Home / 195,308.26-269,331.30-147,025.78

Finding the Fourth Proportional to 195,308.26, 269,331.30 and 147,025.78

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Solution

The fourth proportional to 195,308.26, 269,331.30 and 147,025.78 is: 202,749.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,308.26 : 269,331.30 = 147,025.78 : x
  2. Step 2: Convert to fraction form
    195,308.26/269,331.30 = 147,025.78/x
  3. Step 3: Cross multiply
    195,308.26x = 269,331.30 × 147,025.78
  4. Step 4: Simplify right side
    195,308.26x = 39,598,644,460.91
  5. Step 5: Solve for x
    x = 39,598,644,460.91/195,308.26
  6. Step 6: Final answer
    x = 202,749.46

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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.