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Finding the Fourth Proportional to 107,171.69, 160,755.86 and 26,119.64

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Solution

The fourth proportional to 107,171.69, 160,755.86 and 26,119.64 is: 39,179.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,171.69 : 160,755.86 = 26,119.64 : x
  2. Step 2: Convert to fraction form
    107,171.69/160,755.86 = 26,119.64/x
  3. Step 3: Cross multiply
    107,171.69x = 160,755.86 × 26,119.64
  4. Step 4: Simplify right side
    107,171.69x = 4,198,885,191.09
  5. Step 5: Solve for x
    x = 4,198,885,191.09/107,171.69
  6. Step 6: Final answer
    x = 39,179.05

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1.5x scale

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.