Home / 109,803.16-164,703-34,922.22

Finding the Fourth Proportional to 109,803.16, 164,703 and 34,922.22

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Solution

The fourth proportional to 109,803.16, 164,703 and 34,922.22 is: 52,382.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,803.16 : 164,703 = 34,922.22 : x
  2. Step 2: Convert to fraction form
    109,803.16/164,703 = 34,922.22/x
  3. Step 3: Cross multiply
    109,803.16x = 164,703 × 34,922.22
  4. Step 4: Simplify right side
    109,803.16x = 5,751,794,400.66
  5. Step 5: Solve for x
    x = 5,751,794,400.66/109,803.16
  6. Step 6: Final answer
    x = 52,382.78

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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.