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Finding the Fourth Proportional to 93,419.25, 128,921.30 and 50,980.52

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Solution

The fourth proportional to 93,419.25, 128,921.30 and 50,980.52 is: 70,354.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,419.25 : 128,921.30 = 50,980.52 : x
  2. Step 2: Convert to fraction form
    93,419.25/128,921.30 = 50,980.52/x
  3. Step 3: Cross multiply
    93,419.25x = 128,921.30 × 50,980.52
  4. Step 4: Simplify right side
    93,419.25x = 6,572,474,204.74
  5. Step 5: Solve for x
    x = 6,572,474,204.74/93,419.25
  6. Step 6: Final answer
    x = 70,354.60

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