Home / 143,928.81-215,899.70-44,081.73

Finding the Fourth Proportional to 143,928.81, 215,899.70 and 44,081.73

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Solution

The fourth proportional to 143,928.81, 215,899.70 and 44,081.73 is: 66,124.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,928.81 : 215,899.70 = 44,081.73 : x
  2. Step 2: Convert to fraction form
    143,928.81/215,899.70 = 44,081.73/x
  3. Step 3: Cross multiply
    143,928.81x = 215,899.70 × 44,081.73
  4. Step 4: Simplify right side
    143,928.81x = 9,517,232,062.07
  5. Step 5: Solve for x
    x = 9,517,232,062.07/143,928.81
  6. Step 6: Final answer
    x = 66,124.58

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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.