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Finding the Fourth Proportional to 222,889.86, 334,333.62 and 54,411.08

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Solution

The fourth proportional to 222,889.86, 334,333.62 and 54,411.08 is: 81,616.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,889.86 : 334,333.62 = 54,411.08 : x
  2. Step 2: Convert to fraction form
    222,889.86/334,333.62 = 54,411.08/x
  3. Step 3: Cross multiply
    222,889.86x = 334,333.62 × 54,411.08
  4. Step 4: Simplify right side
    222,889.86x = 18,191,453,344.51
  5. Step 5: Solve for x
    x = 18,191,453,344.51/222,889.86
  6. Step 6: Final answer
    x = 81,616.33

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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.