Home / 125,396.29-188,105.37-41,131.18

Finding the Fourth Proportional to 125,396.29, 188,105.37 and 41,131.18

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Solution

The fourth proportional to 125,396.29, 188,105.37 and 41,131.18 is: 61,700.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,396.29 : 188,105.37 = 41,131.18 : x
  2. Step 2: Convert to fraction form
    125,396.29/188,105.37 = 41,131.18/x
  3. Step 3: Cross multiply
    125,396.29x = 188,105.37 × 41,131.18
  4. Step 4: Simplify right side
    125,396.29x = 7,736,995,832.44
  5. Step 5: Solve for x
    x = 7,736,995,832.44/125,396.29
  6. Step 6: Final answer
    x = 61,700.36

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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.