Home / 159,010.38-238,422.15-64,243.56

Finding the Fourth Proportional to 159,010.38, 238,422.15 and 64,243.56

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Solution

The fourth proportional to 159,010.38, 238,422.15 and 64,243.56 is: 96,327.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,010.38 : 238,422.15 = 64,243.56 : x
  2. Step 2: Convert to fraction form
    159,010.38/238,422.15 = 64,243.56/x
  3. Step 3: Cross multiply
    159,010.38x = 238,422.15 × 64,243.56
  4. Step 4: Simplify right side
    159,010.38x = 15,317,087,698.85
  5. Step 5: Solve for x
    x = 15,317,087,698.85/159,010.38
  6. Step 6: Final answer
    x = 96,327.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.