Home / 110,926.60-166,389.90-109,760.20

Finding the Fourth Proportional to 110,926.60, 166,389.90 and 109,760.20

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Solution

The fourth proportional to 110,926.60, 166,389.90 and 109,760.20 is: 164,640.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,926.60 : 166,389.90 = 109,760.20 : x
  2. Step 2: Convert to fraction form
    110,926.60/166,389.90 = 109,760.20/x
  3. Step 3: Cross multiply
    110,926.60x = 166,389.90 × 109,760.20
  4. Step 4: Simplify right side
    110,926.60x = 18,262,988,701.98
  5. Step 5: Solve for x
    x = 18,262,988,701.98/110,926.60
  6. Step 6: Final answer
    x = 164,640.30

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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.