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Finding the Fourth Proportional to 118,077.76, 177,144.36 and 47,004.72

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Solution

The fourth proportional to 118,077.76, 177,144.36 and 47,004.72 is: 70,518.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,077.76 : 177,144.36 = 47,004.72 : x
  2. Step 2: Convert to fraction form
    118,077.76/177,144.36 = 47,004.72/x
  3. Step 3: Cross multiply
    118,077.76x = 177,144.36 × 47,004.72
  4. Step 4: Simplify right side
    118,077.76x = 8,326,621,041.38
  5. Step 5: Solve for x
    x = 8,326,621,041.38/118,077.76
  6. Step 6: Final answer
    x = 70,518.11

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