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Finding the Fourth Proportional to 188,233.92, 259,767 and 103,351.32

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Solution

The fourth proportional to 188,233.92, 259,767 and 103,351.32 is: 142,627.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,233.92 : 259,767 = 103,351.32 : x
  2. Step 2: Convert to fraction form
    188,233.92/259,767 = 103,351.32/x
  3. Step 3: Cross multiply
    188,233.92x = 259,767 × 103,351.32
  4. Step 4: Simplify right side
    188,233.92x = 26,847,262,342.44
  5. Step 5: Solve for x
    x = 26,847,262,342.44/188,233.92
  6. Step 6: Final answer
    x = 142,627.12

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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.