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Finding the Fourth Proportional to 116,604.56, 174,906.84 and 110,938.88

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Solution

The fourth proportional to 116,604.56, 174,906.84 and 110,938.88 is: 166,408.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,604.56 : 174,906.84 = 110,938.88 : x
  2. Step 2: Convert to fraction form
    116,604.56/174,906.84 = 110,938.88/x
  3. Step 3: Cross multiply
    116,604.56x = 174,906.84 × 110,938.88
  4. Step 4: Simplify right side
    116,604.56x = 19,403,968,933.94
  5. Step 5: Solve for x
    x = 19,403,968,933.94/116,604.56
  6. Step 6: Final answer
    x = 166,408.32

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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.