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Finding the Fourth Proportional to 147,740.40, 221,466.60 and 84,495.60

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Solution

The fourth proportional to 147,740.40, 221,466.60 and 84,495.60 is: 126,661.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,740.40 : 221,466.60 = 84,495.60 : x
  2. Step 2: Convert to fraction form
    147,740.40/221,466.60 = 84,495.60/x
  3. Step 3: Cross multiply
    147,740.40x = 221,466.60 × 84,495.60
  4. Step 4: Simplify right side
    147,740.40x = 18,712,953,246.96
  5. Step 5: Solve for x
    x = 18,712,953,246.96/147,740.40
  6. Step 6: Final answer
    x = 126,661.04

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