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Finding the Fourth Proportional to 129,626.63, 178,884.81 and 70,010.63

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Solution

The fourth proportional to 129,626.63, 178,884.81 and 70,010.63 is: 96,614.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,626.63 : 178,884.81 = 70,010.63 : x
  2. Step 2: Convert to fraction form
    129,626.63/178,884.81 = 70,010.63/x
  3. Step 3: Cross multiply
    129,626.63x = 178,884.81 × 70,010.63
  4. Step 4: Simplify right side
    129,626.63x = 12,523,837,351.11
  5. Step 5: Solve for x
    x = 12,523,837,351.11/129,626.63
  6. Step 6: Final answer
    x = 96,614.70

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