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Finding the Fourth Proportional to 130,266.80, 195,400.20 and 88,276.40

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Solution

The fourth proportional to 130,266.80, 195,400.20 and 88,276.40 is: 132,414.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,266.80 : 195,400.20 = 88,276.40 : x
  2. Step 2: Convert to fraction form
    130,266.80/195,400.20 = 88,276.40/x
  3. Step 3: Cross multiply
    130,266.80x = 195,400.20 × 88,276.40
  4. Step 4: Simplify right side
    130,266.80x = 17,249,226,215.28
  5. Step 5: Solve for x
    x = 17,249,226,215.28/130,266.80
  6. Step 6: Final answer
    x = 132,414.60

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