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Finding the Fourth Proportional to 222,530.29, 333,847.95 and 72,770.00

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Solution

The fourth proportional to 222,530.29, 333,847.95 and 72,770.00 is: 109,172.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,530.29 : 333,847.95 = 72,770.00 : x
  2. Step 2: Convert to fraction form
    222,530.29/333,847.95 = 72,770.00/x
  3. Step 3: Cross multiply
    222,530.29x = 333,847.95 × 72,770.00
  4. Step 4: Simplify right side
    222,530.29x = 24,294,115,257.27
  5. Step 5: Solve for x
    x = 24,294,115,257.27/222,530.29
  6. Step 6: Final answer
    x = 109,172.17

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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.