Home / 148,921.28-223,169.88-73,967.96

Finding the Fourth Proportional to 148,921.28, 223,169.88 and 73,967.96

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Solution

The fourth proportional to 148,921.28, 223,169.88 and 73,967.96 is: 110,846.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,921.28 : 223,169.88 = 73,967.96 : x
  2. Step 2: Convert to fraction form
    148,921.28/223,169.88 = 73,967.96/x
  3. Step 3: Cross multiply
    148,921.28x = 223,169.88 × 73,967.96
  4. Step 4: Simplify right side
    148,921.28x = 16,507,420,757.04
  5. Step 5: Solve for x
    x = 16,507,420,757.04/148,921.28
  6. Step 6: Final answer
    x = 110,846.62

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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.