Home / 188,107.96-259,592.22-103,232.92

Finding the Fourth Proportional to 188,107.96, 259,592.22 and 103,232.92

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Solution

The fourth proportional to 188,107.96, 259,592.22 and 103,232.92 is: 142,463.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,107.96 : 259,592.22 = 103,232.92 : x
  2. Step 2: Convert to fraction form
    188,107.96/259,592.22 = 103,232.92/x
  3. Step 3: Cross multiply
    188,107.96x = 259,592.22 × 103,232.92
  4. Step 4: Simplify right side
    188,107.96x = 26,798,462,879.88
  5. Step 5: Solve for x
    x = 26,798,462,879.88/188,107.96
  6. Step 6: Final answer
    x = 142,463.21

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1.5x scale

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.