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Finding the Fourth Proportional to 116,917.44, 175,405.56 and 67,053.84

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Solution

The fourth proportional to 116,917.44, 175,405.56 and 67,053.84 is: 100,597.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,917.44 : 175,405.56 = 67,053.84 : x
  2. Step 2: Convert to fraction form
    116,917.44/175,405.56 = 67,053.84/x
  3. Step 3: Cross multiply
    116,917.44x = 175,405.56 × 67,053.84
  4. Step 4: Simplify right side
    116,917.44x = 11,761,616,355.35
  5. Step 5: Solve for x
    x = 11,761,616,355.35/116,917.44
  6. Step 6: Final answer
    x = 100,597.62

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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.