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Finding the Fourth Proportional to 171,221.58, 236,272.95 and 95,755.50

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Solution

The fourth proportional to 171,221.58, 236,272.95 and 95,755.50 is: 132,135.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,221.58 : 236,272.95 = 95,755.50 : x
  2. Step 2: Convert to fraction form
    171,221.58/236,272.95 = 95,755.50/x
  3. Step 3: Cross multiply
    171,221.58x = 236,272.95 × 95,755.50
  4. Step 4: Simplify right side
    171,221.58x = 22,624,434,463.73
  5. Step 5: Solve for x
    x = 22,624,434,463.73/171,221.58
  6. Step 6: Final answer
    x = 132,135.41

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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.