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Finding the Fourth Proportional to 113,362.73, 169,857.25 and 65,844.43

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Solution

The fourth proportional to 113,362.73, 169,857.25 and 65,844.43 is: 98,658.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,362.73 : 169,857.25 = 65,844.43 : x
  2. Step 2: Convert to fraction form
    113,362.73/169,857.25 = 65,844.43/x
  3. Step 3: Cross multiply
    113,362.73x = 169,857.25 × 65,844.43
  4. Step 4: Simplify right side
    113,362.73x = 11,184,152,958.33
  5. Step 5: Solve for x
    x = 11,184,152,958.33/113,362.73
  6. Step 6: Final answer
    x = 98,658.11

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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.