Home / 109,814.30-164,612.10-50,546.60

Finding the Fourth Proportional to 109,814.30, 164,612.10 and 50,546.60

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Solution

The fourth proportional to 109,814.30, 164,612.10 and 50,546.60 is: 75,769.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,814.30 : 164,612.10 = 50,546.60 : x
  2. Step 2: Convert to fraction form
    109,814.30/164,612.10 = 50,546.60/x
  3. Step 3: Cross multiply
    109,814.30x = 164,612.10 × 50,546.60
  4. Step 4: Simplify right side
    109,814.30x = 8,320,581,973.86
  5. Step 5: Solve for x
    x = 8,320,581,973.86/109,814.30
  6. Step 6: Final answer
    x = 75,769.57

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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.