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Finding the Fourth Proportional to 222,302.27, 333,515.84 and 89,275.94

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Solution

The fourth proportional to 222,302.27, 333,515.84 and 89,275.94 is: 133,938.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,302.27 : 333,515.84 = 89,275.94 : x
  2. Step 2: Convert to fraction form
    222,302.27/333,515.84 = 89,275.94/x
  3. Step 3: Cross multiply
    222,302.27x = 333,515.84 × 89,275.94
  4. Step 4: Simplify right side
    222,302.27x = 29,774,938,006.93
  5. Step 5: Solve for x
    x = 29,774,938,006.93/222,302.27
  6. Step 6: Final answer
    x = 133,938.98

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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.