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Finding the Fourth Proportional to 104,430.40, 156,645.60 and 48,270.40

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Solution

The fourth proportional to 104,430.40, 156,645.60 and 48,270.40 is: 72,405.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,430.40 : 156,645.60 = 48,270.40 : x
  2. Step 2: Convert to fraction form
    104,430.40/156,645.60 = 48,270.40/x
  3. Step 3: Cross multiply
    104,430.40x = 156,645.60 × 48,270.40
  4. Step 4: Simplify right side
    104,430.40x = 7,561,345,770.24
  5. Step 5: Solve for x
    x = 7,561,345,770.24/104,430.40
  6. Step 6: Final answer
    x = 72,405.60

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