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Finding the Fourth Proportional to 238,140.36, 357,176.88 and 80,348.04

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Solution

The fourth proportional to 238,140.36, 357,176.88 and 80,348.04 is: 120,510.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,140.36 : 357,176.88 = 80,348.04 : x
  2. Step 2: Convert to fraction form
    238,140.36/357,176.88 = 80,348.04/x
  3. Step 3: Cross multiply
    238,140.36x = 357,176.88 × 80,348.04
  4. Step 4: Simplify right side
    238,140.36x = 28,698,462,241.32
  5. Step 5: Solve for x
    x = 28,698,462,241.32/238,140.36
  6. Step 6: Final answer
    x = 120,510.70

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