Home / 143,569.41-215,362.85-43,736.91

Finding the Fourth Proportional to 143,569.41, 215,362.85 and 43,736.91

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Solution

The fourth proportional to 143,569.41, 215,362.85 and 43,736.91 is: 65,608.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,569.41 : 215,362.85 = 43,736.91 : x
  2. Step 2: Convert to fraction form
    143,569.41/215,362.85 = 43,736.91/x
  3. Step 3: Cross multiply
    143,569.41x = 215,362.85 × 43,736.91
  4. Step 4: Simplify right side
    143,569.41x = 9,419,305,369.11
  5. Step 5: Solve for x
    x = 9,419,305,369.11/143,569.41
  6. Step 6: Final answer
    x = 65,608.02

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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.