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Finding the Fourth Proportional to 222,559.56, 307,013.94 and 168,755.72

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Solution

The fourth proportional to 222,559.56, 307,013.94 and 168,755.72 is: 232,793.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,559.56 : 307,013.94 = 168,755.72 : x
  2. Step 2: Convert to fraction form
    222,559.56/307,013.94 = 168,755.72/x
  3. Step 3: Cross multiply
    222,559.56x = 307,013.94 × 168,755.72
  4. Step 4: Simplify right side
    222,559.56x = 51,810,356,959.67
  5. Step 5: Solve for x
    x = 51,810,356,959.67/222,559.56
  6. Step 6: Final answer
    x = 232,793.22

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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.