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Finding the Fourth Proportional to 222,217.66, 333,359.31 and 64,425.61

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Solution

The fourth proportional to 222,217.66, 333,359.31 and 64,425.61 is: 96,647.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,217.66 : 333,359.31 = 64,425.61 : x
  2. Step 2: Convert to fraction form
    222,217.66/333,359.31 = 64,425.61/x
  3. Step 3: Cross multiply
    222,217.66x = 333,359.31 × 64,425.61
  4. Step 4: Simplify right side
    222,217.66x = 21,476,877,554.22
  5. Step 5: Solve for x
    x = 21,476,877,554.22/222,217.66
  6. Step 6: Final answer
    x = 96,647.93

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1.5x scale

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.