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Finding the Fourth Proportional to 102,683.60, 154,025.40 and 58,446.80

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Solution

The fourth proportional to 102,683.60, 154,025.40 and 58,446.80 is: 87,670.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,683.60 : 154,025.40 = 58,446.80 : x
  2. Step 2: Convert to fraction form
    102,683.60/154,025.40 = 58,446.80/x
  3. Step 3: Cross multiply
    102,683.60x = 154,025.40 × 58,446.80
  4. Step 4: Simplify right side
    102,683.60x = 9,002,291,748.72
  5. Step 5: Solve for x
    x = 9,002,291,748.72/102,683.60
  6. Step 6: Final answer
    x = 87,670.20

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