Home / 107,751.23-161,652.15-32,871.38

Finding the Fourth Proportional to 107,751.23, 161,652.15 and 32,871.38

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Solution

The fourth proportional to 107,751.23, 161,652.15 and 32,871.38 is: 49,314.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,751.23 : 161,652.15 = 32,871.38 : x
  2. Step 2: Convert to fraction form
    107,751.23/161,652.15 = 32,871.38/x
  3. Step 3: Cross multiply
    107,751.23x = 161,652.15 × 32,871.38
  4. Step 4: Simplify right side
    107,751.23x = 5,313,728,442.21
  5. Step 5: Solve for x
    x = 5,313,728,442.21/107,751.23
  6. Step 6: Final answer
    x = 49,314.78

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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.