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Finding the Fourth Proportional to 107,854.62, 161,796.51 and 101,293.62

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Solution

The fourth proportional to 107,854.62, 161,796.51 and 101,293.62 is: 151,954.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,854.62 : 161,796.51 = 101,293.62 : x
  2. Step 2: Convert to fraction form
    107,854.62/161,796.51 = 101,293.62/x
  3. Step 3: Cross multiply
    107,854.62x = 161,796.51 × 101,293.62
  4. Step 4: Simplify right side
    107,854.62x = 16,388,954,201.27
  5. Step 5: Solve for x
    x = 16,388,954,201.27/107,854.62
  6. Step 6: Final answer
    x = 151,954.12

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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.