Home / 108,239.92-162,286.44-38,110

Finding the Fourth Proportional to 108,239.92, 162,286.44 and 38,110

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Solution

The fourth proportional to 108,239.92, 162,286.44 and 38,110 is: 57,139.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,239.92 : 162,286.44 = 38,110 : x
  2. Step 2: Convert to fraction form
    108,239.92/162,286.44 = 38,110/x
  3. Step 3: Cross multiply
    108,239.92x = 162,286.44 × 38,110
  4. Step 4: Simplify right side
    108,239.92x = 6,184,736,228.40
  5. Step 5: Solve for x
    x = 6,184,736,228.40/108,239.92
  6. Step 6: Final answer
    x = 57,139.14

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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.