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Finding the Fourth Proportional to 222,539.52, 333,809.92 and 56,327.36

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Solution

The fourth proportional to 222,539.52, 333,809.92 and 56,327.36 is: 84,491.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,539.52 : 333,809.92 = 56,327.36 : x
  2. Step 2: Convert to fraction form
    222,539.52/333,809.92 = 56,327.36/x
  3. Step 3: Cross multiply
    222,539.52x = 333,809.92 × 56,327.36
  4. Step 4: Simplify right side
    222,539.52x = 18,802,631,535.41
  5. Step 5: Solve for x
    x = 18,802,631,535.41/222,539.52
  6. Step 6: Final answer
    x = 84,491.20

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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.