Home / 111,204.20-166,806.30-110,167.40

Finding the Fourth Proportional to 111,204.20, 166,806.30 and 110,167.40

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Solution

The fourth proportional to 111,204.20, 166,806.30 and 110,167.40 is: 165,251.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,204.20 : 166,806.30 = 110,167.40 : x
  2. Step 2: Convert to fraction form
    111,204.20/166,806.30 = 110,167.40/x
  3. Step 3: Cross multiply
    111,204.20x = 166,806.30 × 110,167.40
  4. Step 4: Simplify right side
    111,204.20x = 18,376,616,374.62
  5. Step 5: Solve for x
    x = 18,376,616,374.62/111,204.20
  6. Step 6: Final answer
    x = 165,251.10

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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.