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Finding the Fourth Proportional to 161,308.36, 241,961.73 and 41,364.78

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Solution

The fourth proportional to 161,308.36, 241,961.73 and 41,364.78 is: 62,046.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,308.36 : 241,961.73 = 41,364.78 : x
  2. Step 2: Convert to fraction form
    161,308.36/241,961.73 = 41,364.78/x
  3. Step 3: Cross multiply
    161,308.36x = 241,961.73 × 41,364.78
  4. Step 4: Simplify right side
    161,308.36x = 10,008,692,900.07
  5. Step 5: Solve for x
    x = 10,008,692,900.07/161,308.36
  6. Step 6: Final answer
    x = 62,046.96

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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.