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Finding the Fourth Proportional to 130,069.44, 179,492.16 and 76,353.60

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Solution

The fourth proportional to 130,069.44, 179,492.16 and 76,353.60 is: 105,365.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,069.44 : 179,492.16 = 76,353.60 : x
  2. Step 2: Convert to fraction form
    130,069.44/179,492.16 = 76,353.60/x
  3. Step 3: Cross multiply
    130,069.44x = 179,492.16 × 76,353.60
  4. Step 4: Simplify right side
    130,069.44x = 13,704,872,587.78
  5. Step 5: Solve for x
    x = 13,704,872,587.78/130,069.44
  6. Step 6: Final answer
    x = 105,365.82

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