Home / 143,754.44-215,731.70-59,515.04

Finding the Fourth Proportional to 143,754.44, 215,731.70 and 59,515.04

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Solution

The fourth proportional to 143,754.44, 215,731.70 and 59,515.04 is: 89,313.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,754.44 : 215,731.70 = 59,515.04 : x
  2. Step 2: Convert to fraction form
    143,754.44/215,731.70 = 59,515.04/x
  3. Step 3: Cross multiply
    143,754.44x = 215,731.70 × 59,515.04
  4. Step 4: Simplify right side
    143,754.44x = 12,839,279,378.53
  5. Step 5: Solve for x
    x = 12,839,279,378.53/143,754.44
  6. Step 6: Final answer
    x = 89,313.97

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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.