Home / 116,736.54-174,824.05-66,664.86

Finding the Fourth Proportional to 116,736.54, 174,824.05 and 66,664.86

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Solution

The fourth proportional to 116,736.54, 174,824.05 and 66,664.86 is: 99,836.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,736.54 : 174,824.05 = 66,664.86 : x
  2. Step 2: Convert to fraction form
    116,736.54/174,824.05 = 66,664.86/x
  3. Step 3: Cross multiply
    116,736.54x = 174,824.05 × 66,664.86
  4. Step 4: Simplify right side
    116,736.54x = 11,654,620,817.88
  5. Step 5: Solve for x
    x = 11,654,620,817.88/116,736.54
  6. Step 6: Final answer
    x = 99,836.96

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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.