Home / 125,262.35-188,080.94-108,447.36

Finding the Fourth Proportional to 125,262.35, 188,080.94 and 108,447.36

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Solution

The fourth proportional to 125,262.35, 188,080.94 and 108,447.36 is: 162,833.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,262.35 : 188,080.94 = 108,447.36 : x
  2. Step 2: Convert to fraction form
    125,262.35/188,080.94 = 108,447.36/x
  3. Step 3: Cross multiply
    125,262.35x = 188,080.94 × 108,447.36
  4. Step 4: Simplify right side
    125,262.35x = 20,396,881,409.32
  5. Step 5: Solve for x
    x = 20,396,881,409.32/125,262.35
  6. Step 6: Final answer
    x = 162,833.30

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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.