Home / 102,964.10-154,273.35-88,103.30

Finding the Fourth Proportional to 102,964.10, 154,273.35 and 88,103.30

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Solution

The fourth proportional to 102,964.10, 154,273.35 and 88,103.30 is: 132,007.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,964.10 : 154,273.35 = 88,103.30 : x
  2. Step 2: Convert to fraction form
    102,964.10/154,273.35 = 88,103.30/x
  3. Step 3: Cross multiply
    102,964.10x = 154,273.35 × 88,103.30
  4. Step 4: Simplify right side
    102,964.10x = 13,591,991,237.06
  5. Step 5: Solve for x
    x = 13,591,991,237.06/102,964.10
  6. Step 6: Final answer
    x = 132,007.09

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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.