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Finding the Fourth Proportional to 134,097.54, 185,057.74 and 73,671.96

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Solution

The fourth proportional to 134,097.54, 185,057.74 and 73,671.96 is: 101,669.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,097.54 : 185,057.74 = 73,671.96 : x
  2. Step 2: Convert to fraction form
    134,097.54/185,057.74 = 73,671.96/x
  3. Step 3: Cross multiply
    134,097.54x = 185,057.74 × 73,671.96
  4. Step 4: Simplify right side
    134,097.54x = 13,633,566,418.97
  5. Step 5: Solve for x
    x = 13,633,566,418.97/134,097.54
  6. Step 6: Final answer
    x = 101,669.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.