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Finding the Fourth Proportional to 93,011.52, 128,357.28 and 50,570.08

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Solution

The fourth proportional to 93,011.52, 128,357.28 and 50,570.08 is: 69,787.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,011.52 : 128,357.28 = 50,570.08 : x
  2. Step 2: Convert to fraction form
    93,011.52/128,357.28 = 50,570.08/x
  3. Step 3: Cross multiply
    93,011.52x = 128,357.28 × 50,570.08
  4. Step 4: Simplify right side
    93,011.52x = 6,491,037,918.18
  5. Step 5: Solve for x
    x = 6,491,037,918.18/93,011.52
  6. Step 6: Final answer
    x = 69,787.46

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