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Finding the Fourth Proportional to 102,336.66, 153,221.58 and 52,309.04

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Solution

The fourth proportional to 102,336.66, 153,221.58 and 52,309.04 is: 78,318.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,336.66 : 153,221.58 = 52,309.04 : x
  2. Step 2: Convert to fraction form
    102,336.66/153,221.58 = 52,309.04/x
  3. Step 3: Cross multiply
    102,336.66x = 153,221.58 × 52,309.04
  4. Step 4: Simplify right side
    102,336.66x = 8,014,872,990.98
  5. Step 5: Solve for x
    x = 8,014,872,990.98/102,336.66
  6. Step 6: Final answer
    x = 78,318.69

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