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Finding the Fourth Proportional to 55,624.26, 76,761.52 and 30,473.76

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Solution

The fourth proportional to 55,624.26, 76,761.52 and 30,473.76 is: 42,053.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,624.26 : 76,761.52 = 30,473.76 : x
  2. Step 2: Convert to fraction form
    55,624.26/76,761.52 = 30,473.76/x
  3. Step 3: Cross multiply
    55,624.26x = 76,761.52 × 30,473.76
  4. Step 4: Simplify right side
    55,624.26x = 2,339,212,137.72
  5. Step 5: Solve for x
    x = 2,339,212,137.72/55,624.26
  6. Step 6: Final answer
    x = 42,053.81

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