Home / 143,939.66-215,940.47-44,106.75

Finding the Fourth Proportional to 143,939.66, 215,940.47 and 44,106.75

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Solution

The fourth proportional to 143,939.66, 215,940.47 and 44,106.75 is: 66,169.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,939.66 : 215,940.47 = 44,106.75 : x
  2. Step 2: Convert to fraction form
    143,939.66/215,940.47 = 44,106.75/x
  3. Step 3: Cross multiply
    143,939.66x = 215,940.47 × 44,106.75
  4. Step 4: Simplify right side
    143,939.66x = 9,524,432,104.64
  5. Step 5: Solve for x
    x = 9,524,432,104.64/143,939.66
  6. Step 6: Final answer
    x = 66,169.62

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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.