Home / 109,997.22-164,871.27-75,827.22

Finding the Fourth Proportional to 109,997.22, 164,871.27 and 75,827.22

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Solution

The fourth proportional to 109,997.22, 164,871.27 and 75,827.22 is: 113,654.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,997.22 : 164,871.27 = 75,827.22 : x
  2. Step 2: Convert to fraction form
    109,997.22/164,871.27 = 75,827.22/x
  3. Step 3: Cross multiply
    109,997.22x = 164,871.27 × 75,827.22
  4. Step 4: Simplify right side
    109,997.22x = 12,501,729,756.75
  5. Step 5: Solve for x
    x = 12,501,729,756.75/109,997.22
  6. Step 6: Final answer
    x = 113,654.97

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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.