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Finding the Fourth Proportional to 78,263.90, 108,009.53 and 44,272.40

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Solution

The fourth proportional to 78,263.90, 108,009.53 and 44,272.40 is: 61,098.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,263.90 : 108,009.53 = 44,272.40 : x
  2. Step 2: Convert to fraction form
    78,263.90/108,009.53 = 44,272.40/x
  3. Step 3: Cross multiply
    78,263.90x = 108,009.53 × 44,272.40
  4. Step 4: Simplify right side
    78,263.90x = 4,781,840,354.56
  5. Step 5: Solve for x
    x = 4,781,840,354.56/78,263.90
  6. Step 6: Final answer
    x = 61,098.93

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