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Finding the Fourth Proportional to 176,791.73, 265,187.60 and 43,674.51

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Solution

The fourth proportional to 176,791.73, 265,187.60 and 43,674.51 is: 65,511.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,791.73 : 265,187.60 = 43,674.51 : x
  2. Step 2: Convert to fraction form
    176,791.73/265,187.60 = 43,674.51/x
  3. Step 3: Cross multiply
    176,791.73x = 265,187.60 × 43,674.51
  4. Step 4: Simplify right side
    176,791.73x = 11,581,938,181.93
  5. Step 5: Solve for x
    x = 11,581,938,181.93/176,791.73
  6. Step 6: Final answer
    x = 65,511.76

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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.