Home / 108,005.19-161,993.56-32,102.11

Finding the Fourth Proportional to 108,005.19, 161,993.56 and 32,102.11

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Solution

The fourth proportional to 108,005.19, 161,993.56 and 32,102.11 is: 48,148.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,005.19 : 161,993.56 = 32,102.11 : x
  2. Step 2: Convert to fraction form
    108,005.19/161,993.56 = 32,102.11/x
  3. Step 3: Cross multiply
    108,005.19x = 161,993.56 × 32,102.11
  4. Step 4: Simplify right side
    108,005.19x = 5,200,335,365.16
  5. Step 5: Solve for x
    x = 5,200,335,365.16/108,005.19
  6. Step 6: Final answer
    x = 48,148.94

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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.