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Finding the Fourth Proportional to 177,394.50, 244,804.41 and 120,904.56

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Solution

The fourth proportional to 177,394.50, 244,804.41 and 120,904.56 is: 166,848.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,394.50 : 244,804.41 = 120,904.56 : x
  2. Step 2: Convert to fraction form
    177,394.50/244,804.41 = 120,904.56/x
  3. Step 3: Cross multiply
    177,394.50x = 244,804.41 × 120,904.56
  4. Step 4: Simplify right side
    177,394.50x = 29,597,969,477.11
  5. Step 5: Solve for x
    x = 29,597,969,477.11/177,394.50
  6. Step 6: Final answer
    x = 166,848.29

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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.