Home / 188,264.24-259,806.45-103,383.08

Finding the Fourth Proportional to 188,264.24, 259,806.45 and 103,383.08

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Solution

The fourth proportional to 188,264.24, 259,806.45 and 103,383.08 is: 142,669.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,264.24 : 259,806.45 = 103,383.08 : x
  2. Step 2: Convert to fraction form
    188,264.24/259,806.45 = 103,383.08/x
  3. Step 3: Cross multiply
    188,264.24x = 259,806.45 × 103,383.08
  4. Step 4: Simplify right side
    188,264.24x = 26,859,589,188.92
  5. Step 5: Solve for x
    x = 26,859,589,188.92/188,264.24
  6. Step 6: Final answer
    x = 142,669.63

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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.