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Finding the Fourth Proportional to 93,878.67, 129,558.09 and 53,605.07

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Solution

The fourth proportional to 93,878.67, 129,558.09 and 53,605.07 is: 73,978.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,878.67 : 129,558.09 = 53,605.07 : x
  2. Step 2: Convert to fraction form
    93,878.67/129,558.09 = 53,605.07/x
  3. Step 3: Cross multiply
    93,878.67x = 129,558.09 × 53,605.07
  4. Step 4: Simplify right side
    93,878.67x = 6,944,970,483.52
  5. Step 5: Solve for x
    x = 6,944,970,483.52/93,878.67
  6. Step 6: Final answer
    x = 73,978.15

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