Home / 110,922.40-166,164.90-103,049.20

Finding the Fourth Proportional to 110,922.40, 166,164.90 and 103,049.20

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Solution

The fourth proportional to 110,922.40, 166,164.90 and 103,049.20 is: 154,370.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,922.40 : 166,164.90 = 103,049.20 : x
  2. Step 2: Convert to fraction form
    110,922.40/166,164.90 = 103,049.20/x
  3. Step 3: Cross multiply
    110,922.40x = 166,164.90 × 103,049.20
  4. Step 4: Simplify right side
    110,922.40x = 17,123,160,013.08
  5. Step 5: Solve for x
    x = 17,123,160,013.08/110,922.40
  6. Step 6: Final answer
    x = 154,370.62

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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.