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Finding the Fourth Proportional to 95,908.88, 143,940.36 and 43,322.96

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Solution

The fourth proportional to 95,908.88, 143,940.36 and 43,322.96 is: 65,019.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,908.88 : 143,940.36 = 43,322.96 : x
  2. Step 2: Convert to fraction form
    95,908.88/143,940.36 = 43,322.96/x
  3. Step 3: Cross multiply
    95,908.88x = 143,940.36 × 43,322.96
  4. Step 4: Simplify right side
    95,908.88x = 6,235,922,458.67
  5. Step 5: Solve for x
    x = 6,235,922,458.67/95,908.88
  6. Step 6: Final answer
    x = 65,019.24

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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.