Home / 107,687.56-161,554.38-32,813.74

Finding the Fourth Proportional to 107,687.56, 161,554.38 and 32,813.74

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Solution

The fourth proportional to 107,687.56, 161,554.38 and 32,813.74 is: 49,227.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,687.56 : 161,554.38 = 32,813.74 : x
  2. Step 2: Convert to fraction form
    107,687.56/161,554.38 = 32,813.74/x
  3. Step 3: Cross multiply
    107,687.56x = 161,554.38 × 32,813.74
  4. Step 4: Simplify right side
    107,687.56x = 5,301,203,421.18
  5. Step 5: Solve for x
    x = 5,301,203,421.18/107,687.56
  6. Step 6: Final answer
    x = 49,227.63

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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.