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Finding the Fourth Proportional to 146,748.10, 220,122.15 and 76,611.10

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Solution

The fourth proportional to 146,748.10, 220,122.15 and 76,611.10 is: 114,916.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,748.10 : 220,122.15 = 76,611.10 : x
  2. Step 2: Convert to fraction form
    146,748.10/220,122.15 = 76,611.10/x
  3. Step 3: Cross multiply
    146,748.10x = 220,122.15 × 76,611.10
  4. Step 4: Simplify right side
    146,748.10x = 16,863,800,045.87
  5. Step 5: Solve for x
    x = 16,863,800,045.87/146,748.10
  6. Step 6: Final answer
    x = 114,916.65

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