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Finding the Fourth Proportional to 110,777.91, 166,191.17 and 35,905.56

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Solution

The fourth proportional to 110,777.91, 166,191.17 and 35,905.56 is: 53,866.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,777.91 : 166,191.17 = 35,905.56 : x
  2. Step 2: Convert to fraction form
    110,777.91/166,191.17 = 35,905.56/x
  3. Step 3: Cross multiply
    110,777.91x = 166,191.17 × 35,905.56
  4. Step 4: Simplify right side
    110,777.91x = 5,967,186,846.38
  5. Step 5: Solve for x
    x = 5,967,186,846.38/110,777.91
  6. Step 6: Final answer
    x = 53,866.22

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1.5x scale

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.