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Finding the Fourth Proportional to 92,900.22, 128,202.51 and 50,457.84

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Solution

The fourth proportional to 92,900.22, 128,202.51 and 50,457.84 is: 69,631.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,900.22 : 128,202.51 = 50,457.84 : x
  2. Step 2: Convert to fraction form
    92,900.22/128,202.51 = 50,457.84/x
  3. Step 3: Cross multiply
    92,900.22x = 128,202.51 × 50,457.84
  4. Step 4: Simplify right side
    92,900.22x = 6,468,821,737.18
  5. Step 5: Solve for x
    x = 6,468,821,737.18/92,900.22
  6. Step 6: Final answer
    x = 69,631.93

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