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Finding the Fourth Proportional to 74,686.04, 111,912.36 and 46,925.72

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Solution

The fourth proportional to 74,686.04, 111,912.36 and 46,925.72 is: 70,315.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,686.04 : 111,912.36 = 46,925.72 : x
  2. Step 2: Convert to fraction form
    74,686.04/111,912.36 = 46,925.72/x
  3. Step 3: Cross multiply
    74,686.04x = 111,912.36 × 46,925.72
  4. Step 4: Simplify right side
    74,686.04x = 5,251,568,069.90
  5. Step 5: Solve for x
    x = 5,251,568,069.90/74,686.04
  6. Step 6: Final answer
    x = 70,315.26

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