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Finding the Fourth Proportional to 222,449.20, 333,730.67 and 64,677.65

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Solution

The fourth proportional to 222,449.20, 333,730.67 and 64,677.65 is: 97,033.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,449.20 : 333,730.67 = 64,677.65 : x
  2. Step 2: Convert to fraction form
    222,449.20/333,730.67 = 64,677.65/x
  3. Step 3: Cross multiply
    222,449.20x = 333,730.67 × 64,677.65
  4. Step 4: Simplify right side
    222,449.20x = 21,584,915,468.53
  5. Step 5: Solve for x
    x = 21,584,915,468.53/222,449.20
  6. Step 6: Final answer
    x = 97,033.01

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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.