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Finding the Fourth Proportional to 222,293.17, 333,272.06 and 72,443.98

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Solution

The fourth proportional to 222,293.17, 333,272.06 and 72,443.98 is: 108,611.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,293.17 : 333,272.06 = 72,443.98 : x
  2. Step 2: Convert to fraction form
    222,293.17/333,272.06 = 72,443.98/x
  3. Step 3: Cross multiply
    222,293.17x = 333,272.06 × 72,443.98
  4. Step 4: Simplify right side
    222,293.17x = 24,143,554,449.20
  5. Step 5: Solve for x
    x = 24,143,554,449.20/222,293.17
  6. Step 6: Final answer
    x = 108,611.32

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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.