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Finding the Fourth Proportional to 171,592.00, 236,716.86 and 107,964.88

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Solution

The fourth proportional to 171,592.00, 236,716.86 and 107,964.88 is: 148,941.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,592.00 : 236,716.86 = 107,964.88 : x
  2. Step 2: Convert to fraction form
    171,592.00/236,716.86 = 107,964.88/x
  3. Step 3: Cross multiply
    171,592.00x = 236,716.86 × 107,964.88
  4. Step 4: Simplify right side
    171,592.00x = 25,557,107,196.95
  5. Step 5: Solve for x
    x = 25,557,107,196.95/171,592.00
  6. Step 6: Final answer
    x = 148,941.14

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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.