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Finding the Fourth Proportional to 107,497.40, 161,246.10 and 97,820.60

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Solution

The fourth proportional to 107,497.40, 161,246.10 and 97,820.60 is: 146,730.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,497.40 : 161,246.10 = 97,820.60 : x
  2. Step 2: Convert to fraction form
    107,497.40/161,246.10 = 97,820.60/x
  3. Step 3: Cross multiply
    107,497.40x = 161,246.10 × 97,820.60
  4. Step 4: Simplify right side
    107,497.40x = 15,773,190,249.66
  5. Step 5: Solve for x
    x = 15,773,190,249.66/107,497.40
  6. Step 6: Final answer
    x = 146,730.90

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