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Finding the Fourth Proportional to 194,991.75, 292,450.64 and 95,051.43

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Solution

The fourth proportional to 194,991.75, 292,450.64 and 95,051.43 is: 142,559.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,991.75 : 292,450.64 = 95,051.43 : x
  2. Step 2: Convert to fraction form
    194,991.75/292,450.64 = 95,051.43/x
  3. Step 3: Cross multiply
    194,991.75x = 292,450.64 × 95,051.43
  4. Step 4: Simplify right side
    194,991.75x = 27,797,851,061.16
  5. Step 5: Solve for x
    x = 27,797,851,061.16/194,991.75
  6. Step 6: Final answer
    x = 142,559.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.