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Finding the Fourth Proportional to 73,254.60, 109,881.90 and 47,885.40

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Solution

The fourth proportional to 73,254.60, 109,881.90 and 47,885.40 is: 71,828.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,254.60 : 109,881.90 = 47,885.40 : x
  2. Step 2: Convert to fraction form
    73,254.60/109,881.90 = 47,885.40/x
  3. Step 3: Cross multiply
    73,254.60x = 109,881.90 × 47,885.40
  4. Step 4: Simplify right side
    73,254.60x = 5,261,738,734.26
  5. Step 5: Solve for x
    x = 5,261,738,734.26/73,254.60
  6. Step 6: Final answer
    x = 71,828.10

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