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Finding the Fourth Proportional to 101,958.66, 152,990.46 and 45,837.72

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Solution

The fourth proportional to 101,958.66, 152,990.46 and 45,837.72 is: 68,780.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,958.66 : 152,990.46 = 45,837.72 : x
  2. Step 2: Convert to fraction form
    101,958.66/152,990.46 = 45,837.72/x
  3. Step 3: Cross multiply
    101,958.66x = 152,990.46 × 45,837.72
  4. Step 4: Simplify right side
    101,958.66x = 7,012,733,868.15
  5. Step 5: Solve for x
    x = 7,012,733,868.15/101,958.66
  6. Step 6: Final answer
    x = 68,780.17

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