Home / 93,059.04-128,466.09-57,279.72

Finding the Fourth Proportional to 93,059.04, 128,466.09 and 57,279.72

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Solution

The fourth proportional to 93,059.04, 128,466.09 and 57,279.72 is: 79,073.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,059.04 : 128,466.09 = 57,279.72 : x
  2. Step 2: Convert to fraction form
    93,059.04/128,466.09 = 57,279.72/x
  3. Step 3: Cross multiply
    93,059.04x = 128,466.09 × 57,279.72
  4. Step 4: Simplify right side
    93,059.04x = 7,358,501,664.69
  5. Step 5: Solve for x
    x = 7,358,501,664.69/93,059.04
  6. Step 6: Final answer
    x = 79,073.47

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