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Finding the Fourth Proportional to 199,291.23, 299,079 and 110,615.67

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Solution

The fourth proportional to 199,291.23, 299,079 and 110,615.67 is: 166,002.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,291.23 : 299,079 = 110,615.67 : x
  2. Step 2: Convert to fraction form
    199,291.23/299,079 = 110,615.67/x
  3. Step 3: Cross multiply
    199,291.23x = 299,079 × 110,615.67
  4. Step 4: Simplify right side
    199,291.23x = 33,082,823,967.93
  5. Step 5: Solve for x
    x = 33,082,823,967.93/199,291.23
  6. Step 6: Final answer
    x = 166,002.41

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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.