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Finding the Fourth Proportional to 93,001.52, 128,276.78 and 57,211.26

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Solution

The fourth proportional to 93,001.52, 128,276.78 and 57,211.26 is: 78,911.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,001.52 : 128,276.78 = 57,211.26 : x
  2. Step 2: Convert to fraction form
    93,001.52/128,276.78 = 57,211.26/x
  3. Step 3: Cross multiply
    93,001.52x = 128,276.78 × 57,211.26
  4. Step 4: Simplify right side
    93,001.52x = 7,338,875,926.49
  5. Step 5: Solve for x
    x = 7,338,875,926.49/93,001.52
  6. Step 6: Final answer
    x = 78,911.36

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