Home / 114,847.28-172,270.92-67,958

Finding the Fourth Proportional to 114,847.28, 172,270.92 and 67,958

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Solution

The fourth proportional to 114,847.28, 172,270.92 and 67,958 is: 101,937

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,847.28 : 172,270.92 = 67,958 : x
  2. Step 2: Convert to fraction form
    114,847.28/172,270.92 = 67,958/x
  3. Step 3: Cross multiply
    114,847.28x = 172,270.92 × 67,958
  4. Step 4: Simplify right side
    114,847.28x = 11,707,187,181.36
  5. Step 5: Solve for x
    x = 11,707,187,181.36/114,847.28
  6. Step 6: Final answer
    x = 101,937

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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.