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Finding the Fourth Proportional to 171,644.94, 237,063.96 and 117,103.47

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Solution

The fourth proportional to 171,644.94, 237,063.96 and 117,103.47 is: 161,735.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,644.94 : 237,063.96 = 117,103.47 : x
  2. Step 2: Convert to fraction form
    171,644.94/237,063.96 = 117,103.47/x
  3. Step 3: Cross multiply
    171,644.94x = 237,063.96 × 117,103.47
  4. Step 4: Simplify right side
    171,644.94x = 27,761,012,327.94
  5. Step 5: Solve for x
    x = 27,761,012,327.94/171,644.94
  6. Step 6: Final answer
    x = 161,735.10

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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.