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Finding the Fourth Proportional to 118,830.80, 178,246.20 and 95,502.80

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Solution

The fourth proportional to 118,830.80, 178,246.20 and 95,502.80 is: 143,254.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,830.80 : 178,246.20 = 95,502.80 : x
  2. Step 2: Convert to fraction form
    118,830.80/178,246.20 = 95,502.80/x
  3. Step 3: Cross multiply
    118,830.80x = 178,246.20 × 95,502.80
  4. Step 4: Simplify right side
    118,830.80x = 17,023,011,189.36
  5. Step 5: Solve for x
    x = 17,023,011,189.36/118,830.80
  6. Step 6: Final answer
    x = 143,254.20

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