Home / 115,929.10-173,893.65-112,648.60

Finding the Fourth Proportional to 115,929.10, 173,893.65 and 112,648.60

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Solution

The fourth proportional to 115,929.10, 173,893.65 and 112,648.60 is: 168,972.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,929.10 : 173,893.65 = 112,648.60 : x
  2. Step 2: Convert to fraction form
    115,929.10/173,893.65 = 112,648.60/x
  3. Step 3: Cross multiply
    115,929.10x = 173,893.65 × 112,648.60
  4. Step 4: Simplify right side
    115,929.10x = 19,588,876,221.39
  5. Step 5: Solve for x
    x = 19,588,876,221.39/115,929.10
  6. Step 6: Final answer
    x = 168,972.90

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