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Finding the Fourth Proportional to 119,267.52, 164,592.31 and 65,553.96

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Solution

The fourth proportional to 119,267.52, 164,592.31 and 65,553.96 is: 90,466.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,267.52 : 164,592.31 = 65,553.96 : x
  2. Step 2: Convert to fraction form
    119,267.52/164,592.31 = 65,553.96/x
  3. Step 3: Cross multiply
    119,267.52x = 164,592.31 × 65,553.96
  4. Step 4: Simplify right side
    119,267.52x = 10,789,677,706.05
  5. Step 5: Solve for x
    x = 10,789,677,706.05/119,267.52
  6. Step 6: Final answer
    x = 90,466.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.