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Finding the Fourth Proportional to 125,844.60, 188,611.38 and 63,481.08

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Solution

The fourth proportional to 125,844.60, 188,611.38 and 63,481.08 is: 95,143.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,844.60 : 188,611.38 = 63,481.08 : x
  2. Step 2: Convert to fraction form
    125,844.60/188,611.38 = 63,481.08/x
  3. Step 3: Cross multiply
    125,844.60x = 188,611.38 × 63,481.08
  4. Step 4: Simplify right side
    125,844.60x = 11,973,254,102.69
  5. Step 5: Solve for x
    x = 11,973,254,102.69/125,844.60
  6. Step 6: Final answer
    x = 95,143.17

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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.