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Finding the Fourth Proportional to 89,783.40, 134,675.10 and 59,845.80

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Solution

The fourth proportional to 89,783.40, 134,675.10 and 59,845.80 is: 89,768.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,783.40 : 134,675.10 = 59,845.80 : x
  2. Step 2: Convert to fraction form
    89,783.40/134,675.10 = 59,845.80/x
  3. Step 3: Cross multiply
    89,783.40x = 134,675.10 × 59,845.80
  4. Step 4: Simplify right side
    89,783.40x = 8,059,739,099.58
  5. Step 5: Solve for x
    x = 8,059,739,099.58/89,783.40
  6. Step 6: Final answer
    x = 89,768.70

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