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Finding the Fourth Proportional to 222,333.42, 333,509.37 and 64,561.89

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Solution

The fourth proportional to 222,333.42, 333,509.37 and 64,561.89 is: 96,845.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,333.42 : 333,509.37 = 64,561.89 : x
  2. Step 2: Convert to fraction form
    222,333.42/333,509.37 = 64,561.89/x
  3. Step 3: Cross multiply
    222,333.42x = 333,509.37 × 64,561.89
  4. Step 4: Simplify right side
    222,333.42x = 21,531,995,259.91
  5. Step 5: Solve for x
    x = 21,531,995,259.91/222,333.42
  6. Step 6: Final answer
    x = 96,845.52

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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.