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Finding the Fourth Proportional to 176,791.17, 265,072.47 and 75,655.25

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Solution

The fourth proportional to 176,791.17, 265,072.47 and 75,655.25 is: 113,433.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,791.17 : 265,072.47 = 75,655.25 : x
  2. Step 2: Convert to fraction form
    176,791.17/265,072.47 = 75,655.25/x
  3. Step 3: Cross multiply
    176,791.17x = 265,072.47 × 75,655.25
  4. Step 4: Simplify right side
    176,791.17x = 20,054,123,370.92
  5. Step 5: Solve for x
    x = 20,054,123,370.92/176,791.17
  6. Step 6: Final answer
    x = 113,433.96

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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.