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Finding the Fourth Proportional to 132,730.40, 199,153.20 and 67,066.40

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Solution

The fourth proportional to 132,730.40, 199,153.20 and 67,066.40 is: 100,628.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,730.40 : 199,153.20 = 67,066.40 : x
  2. Step 2: Convert to fraction form
    132,730.40/199,153.20 = 67,066.40/x
  3. Step 3: Cross multiply
    132,730.40x = 199,153.20 × 67,066.40
  4. Step 4: Simplify right side
    132,730.40x = 13,356,488,172.48
  5. Step 5: Solve for x
    x = 13,356,488,172.48/132,730.40
  6. Step 6: Final answer
    x = 100,628.70

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