Home / 45,396.17-68,105.19-14,231.42

Finding the Fourth Proportional to 45,396.17, 68,105.19 and 14,231.42

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Solution

The fourth proportional to 45,396.17, 68,105.19 and 14,231.42 is: 21,350.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,396.17 : 68,105.19 = 14,231.42 : x
  2. Step 2: Convert to fraction form
    45,396.17/68,105.19 = 14,231.42/x
  3. Step 3: Cross multiply
    45,396.17x = 68,105.19 × 14,231.42
  4. Step 4: Simplify right side
    45,396.17x = 969,233,563.07
  5. Step 5: Solve for x
    x = 969,233,563.07/45,396.17
  6. Step 6: Final answer
    x = 21,350.56

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1.5x scale

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.