Home / 188,082.08-259,553.27-107,511.35

Finding the Fourth Proportional to 188,082.08, 259,553.27 and 107,511.35

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Solution

The fourth proportional to 188,082.08, 259,553.27 and 107,511.35 is: 148,365.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,082.08 : 259,553.27 = 107,511.35 : x
  2. Step 2: Convert to fraction form
    188,082.08/259,553.27 = 107,511.35/x
  3. Step 3: Cross multiply
    188,082.08x = 259,553.27 × 107,511.35
  4. Step 4: Simplify right side
    188,082.08x = 27,904,920,619.29
  5. Step 5: Solve for x
    x = 27,904,920,619.29/188,082.08
  6. Step 6: Final answer
    x = 148,365.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.