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Finding the Fourth Proportional to 66,351.83, 99,429.31 and 48,735.55

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Solution

The fourth proportional to 66,351.83, 99,429.31 and 48,735.55 is: 73,031.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,351.83 : 99,429.31 = 48,735.55 : x
  2. Step 2: Convert to fraction form
    66,351.83/99,429.31 = 48,735.55/x
  3. Step 3: Cross multiply
    66,351.83x = 99,429.31 × 48,735.55
  4. Step 4: Simplify right side
    66,351.83x = 4,845,742,151.60
  5. Step 5: Solve for x
    x = 4,845,742,151.60/66,351.83
  6. Step 6: Final answer
    x = 73,031.02

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