Home / 108,189.57-162,282.60-41,644.16

Finding the Fourth Proportional to 108,189.57, 162,282.60 and 41,644.16

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Solution

The fourth proportional to 108,189.57, 162,282.60 and 41,644.16 is: 62,465.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,189.57 : 162,282.60 = 41,644.16 : x
  2. Step 2: Convert to fraction form
    108,189.57/162,282.60 = 41,644.16/x
  3. Step 3: Cross multiply
    108,189.57x = 162,282.60 × 41,644.16
  4. Step 4: Simplify right side
    108,189.57x = 6,758,121,748.20
  5. Step 5: Solve for x
    x = 6,758,121,748.20/108,189.57
  6. Step 6: Final answer
    x = 62,465.56

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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.