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Finding the Fourth Proportional to 165,576.34, 228,489 and 93,952.09

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Solution

The fourth proportional to 165,576.34, 228,489 and 93,952.09 is: 129,650.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,576.34 : 228,489 = 93,952.09 : x
  2. Step 2: Convert to fraction form
    165,576.34/228,489 = 93,952.09/x
  3. Step 3: Cross multiply
    165,576.34x = 228,489 × 93,952.09
  4. Step 4: Simplify right side
    165,576.34x = 21,467,017,949.57
  5. Step 5: Solve for x
    x = 21,467,017,949.57/165,576.34
  6. Step 6: Final answer
    x = 129,650.28

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1.5x scale

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.