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Finding the Fourth Proportional to 222,889.80, 334,333.54 and 54,411.01

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Solution

The fourth proportional to 222,889.80, 334,333.54 and 54,411.01 is: 81,616.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,889.80 : 334,333.54 = 54,411.01 : x
  2. Step 2: Convert to fraction form
    222,889.80/334,333.54 = 54,411.01/x
  3. Step 3: Cross multiply
    222,889.80x = 334,333.54 × 54,411.01
  4. Step 4: Simplify right side
    222,889.80x = 18,191,425,588.28
  5. Step 5: Solve for x
    x = 18,191,425,588.28/222,889.80
  6. Step 6: Final answer
    x = 81,616.23

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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.