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Finding the Fourth Proportional to 108,632.60, 162,948.90 and 99,301.40

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Solution

The fourth proportional to 108,632.60, 162,948.90 and 99,301.40 is: 148,952.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,632.60 : 162,948.90 = 99,301.40 : x
  2. Step 2: Convert to fraction form
    108,632.60/162,948.90 = 99,301.40/x
  3. Step 3: Cross multiply
    108,632.60x = 162,948.90 × 99,301.40
  4. Step 4: Simplify right side
    108,632.60x = 16,181,053,898.46
  5. Step 5: Solve for x
    x = 16,181,053,898.46/108,632.60
  6. Step 6: Final answer
    x = 148,952.10

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