Home / 143,941.44-215,887.68-38,736.96

Finding the Fourth Proportional to 143,941.44, 215,887.68 and 38,736.96

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Solution

The fourth proportional to 143,941.44, 215,887.68 and 38,736.96 is: 58,098.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,941.44 : 215,887.68 = 38,736.96 : x
  2. Step 2: Convert to fraction form
    143,941.44/215,887.68 = 38,736.96/x
  3. Step 3: Cross multiply
    143,941.44x = 215,887.68 × 38,736.96
  4. Step 4: Simplify right side
    143,941.44x = 8,362,832,424.65
  5. Step 5: Solve for x
    x = 8,362,832,424.65/143,941.44
  6. Step 6: Final answer
    x = 58,098.85

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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.