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Finding the Fourth Proportional to 222,997.86, 334,637.80 and 116,573.88

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Solution

The fourth proportional to 222,997.86, 334,637.80 and 116,573.88 is: 174,934.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,997.86 : 334,637.80 = 116,573.88 : x
  2. Step 2: Convert to fraction form
    222,997.86/334,637.80 = 116,573.88/x
  3. Step 3: Cross multiply
    222,997.86x = 334,637.80 × 116,573.88
  4. Step 4: Simplify right side
    222,997.86x = 39,010,026,157.79
  5. Step 5: Solve for x
    x = 39,010,026,157.79/222,997.86
  6. Step 6: Final answer
    x = 174,934.54

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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.