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Finding the Fourth Proportional to 93,090.14, 128,462.46 and 50,648.84

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Solution

The fourth proportional to 93,090.14, 128,462.46 and 50,648.84 is: 69,894.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,090.14 : 128,462.46 = 50,648.84 : x
  2. Step 2: Convert to fraction form
    93,090.14/128,462.46 = 50,648.84/x
  3. Step 3: Cross multiply
    93,090.14x = 128,462.46 × 50,648.84
  4. Step 4: Simplify right side
    93,090.14x = 6,506,474,582.55
  5. Step 5: Solve for x
    x = 6,506,474,582.55/93,090.14
  6. Step 6: Final answer
    x = 69,894.35

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