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Finding the Fourth Proportional to 261,967.59, 393,023.73 and 104,306.76

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Solution

The fourth proportional to 261,967.59, 393,023.73 and 104,306.76 is: 156,488.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,967.59 : 393,023.73 = 104,306.76 : x
  2. Step 2: Convert to fraction form
    261,967.59/393,023.73 = 104,306.76/x
  3. Step 3: Cross multiply
    261,967.59x = 393,023.73 × 104,306.76
  4. Step 4: Simplify right side
    261,967.59x = 40,995,031,879.41
  5. Step 5: Solve for x
    x = 40,995,031,879.41/261,967.59
  6. Step 6: Final answer
    x = 156,488.95

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