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Finding the Fourth Proportional to 96,308.20, 144,635.10 and 70,042.60

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Solution

The fourth proportional to 96,308.20, 144,635.10 and 70,042.60 is: 105,189.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,308.20 : 144,635.10 = 70,042.60 : x
  2. Step 2: Convert to fraction form
    96,308.20/144,635.10 = 70,042.60/x
  3. Step 3: Cross multiply
    96,308.20x = 144,635.10 × 70,042.60
  4. Step 4: Simplify right side
    96,308.20x = 10,130,618,455.26
  5. Step 5: Solve for x
    x = 10,130,618,455.26/96,308.20
  6. Step 6: Final answer
    x = 105,189.57

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