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Finding the Fourth Proportional to 354,719.10, 532,078.65 and 105,401.10

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Solution

The fourth proportional to 354,719.10, 532,078.65 and 105,401.10 is: 158,101.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,719.10 : 532,078.65 = 105,401.10 : x
  2. Step 2: Convert to fraction form
    354,719.10/532,078.65 = 105,401.10/x
  3. Step 3: Cross multiply
    354,719.10x = 532,078.65 × 105,401.10
  4. Step 4: Simplify right side
    354,719.10x = 56,081,674,996.52
  5. Step 5: Solve for x
    x = 56,081,674,996.52/354,719.10
  6. Step 6: Final answer
    x = 158,101.65

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