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Finding the Fourth Proportional to 93,030.77, 128,378.54 and 52,747.23

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Solution

The fourth proportional to 93,030.77, 128,378.54 and 52,747.23 is: 72,788.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,030.77 : 128,378.54 = 52,747.23 : x
  2. Step 2: Convert to fraction form
    93,030.77/128,378.54 = 52,747.23/x
  3. Step 3: Cross multiply
    93,030.77x = 128,378.54 × 52,747.23
  4. Step 4: Simplify right side
    93,030.77x = 6,771,612,112.71
  5. Step 5: Solve for x
    x = 6,771,612,112.71/93,030.77
  6. Step 6: Final answer
    x = 72,788.95

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