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Finding the Fourth Proportional to 355,415.70, 533,151.08 and 118,759.20

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Solution

The fourth proportional to 355,415.70, 533,151.08 and 118,759.20 is: 178,148.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,415.70 : 533,151.08 = 118,759.20 : x
  2. Step 2: Convert to fraction form
    355,415.70/533,151.08 = 118,759.20/x
  3. Step 3: Cross multiply
    355,415.70x = 533,151.08 × 118,759.20
  4. Step 4: Simplify right side
    355,415.70x = 63,316,595,739.94
  5. Step 5: Solve for x
    x = 63,316,595,739.94/355,415.70
  6. Step 6: Final answer
    x = 178,148.00

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