Home / 207,824.10-311,736.15-74,708.70

Finding the Fourth Proportional to 207,824.10, 311,736.15 and 74,708.70

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Solution

The fourth proportional to 207,824.10, 311,736.15 and 74,708.70 is: 112,063.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,824.10 : 311,736.15 = 74,708.70 : x
  2. Step 2: Convert to fraction form
    207,824.10/311,736.15 = 74,708.70/x
  3. Step 3: Cross multiply
    207,824.10x = 311,736.15 × 74,708.70
  4. Step 4: Simplify right side
    207,824.10x = 23,289,402,509.51
  5. Step 5: Solve for x
    x = 23,289,402,509.51/207,824.10
  6. Step 6: Final answer
    x = 112,063.05

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