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Finding the Fourth Proportional to 171,463.86, 236,629.02 and 94,991.34

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Solution

The fourth proportional to 171,463.86, 236,629.02 and 94,991.34 is: 131,092.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,463.86 : 236,629.02 = 94,991.34 : x
  2. Step 2: Convert to fraction form
    171,463.86/236,629.02 = 94,991.34/x
  3. Step 3: Cross multiply
    171,463.86x = 236,629.02 × 94,991.34
  4. Step 4: Simplify right side
    171,463.86x = 22,477,707,692.69
  5. Step 5: Solve for x
    x = 22,477,707,692.69/171,463.86
  6. Step 6: Final answer
    x = 131,092.98

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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.