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Finding the Fourth Proportional to 77,175.12, 106,518.21 and 46,970.17

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Solution

The fourth proportional to 77,175.12, 106,518.21 and 46,970.17 is: 64,828.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,175.12 : 106,518.21 = 46,970.17 : x
  2. Step 2: Convert to fraction form
    77,175.12/106,518.21 = 46,970.17/x
  3. Step 3: Cross multiply
    77,175.12x = 106,518.21 × 46,970.17
  4. Step 4: Simplify right side
    77,175.12x = 5,003,178,431.80
  5. Step 5: Solve for x
    x = 5,003,178,431.80/77,175.12
  6. Step 6: Final answer
    x = 64,828.90

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