Home / 49,142.14-73,724.15-14,079.06

Finding the Fourth Proportional to 49,142.14, 73,724.15 and 14,079.06

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Solution

The fourth proportional to 49,142.14, 73,724.15 and 14,079.06 is: 21,121.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,142.14 : 73,724.15 = 14,079.06 : x
  2. Step 2: Convert to fraction form
    49,142.14/73,724.15 = 14,079.06/x
  3. Step 3: Cross multiply
    49,142.14x = 73,724.15 × 14,079.06
  4. Step 4: Simplify right side
    49,142.14x = 1,037,966,845.21
  5. Step 5: Solve for x
    x = 1,037,966,845.21/49,142.14
  6. Step 6: Final answer
    x = 21,121.73

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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.