Home / 339,746.40-509,668.20-103,107.60

Finding the Fourth Proportional to 339,746.40, 509,668.20 and 103,107.60

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Solution

The fourth proportional to 339,746.40, 509,668.20 and 103,107.60 is: 154,676.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,746.40 : 509,668.20 = 103,107.60 : x
  2. Step 2: Convert to fraction form
    339,746.40/509,668.20 = 103,107.60/x
  3. Step 3: Cross multiply
    339,746.40x = 509,668.20 × 103,107.60
  4. Step 4: Simplify right side
    339,746.40x = 52,550,664,898.32
  5. Step 5: Solve for x
    x = 52,550,664,898.32/339,746.40
  6. Step 6: Final answer
    x = 154,676.15

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