Home / 293,127.60-439,837.20-115,640.40

Finding the Fourth Proportional to 293,127.60, 439,837.20 and 115,640.40

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Solution

The fourth proportional to 293,127.60, 439,837.20 and 115,640.40 is: 173,518.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,127.60 : 439,837.20 = 115,640.40 : x
  2. Step 2: Convert to fraction form
    293,127.60/439,837.20 = 115,640.40/x
  3. Step 3: Cross multiply
    293,127.60x = 439,837.20 × 115,640.40
  4. Step 4: Simplify right side
    293,127.60x = 50,862,949,742.88
  5. Step 5: Solve for x
    x = 50,862,949,742.88/293,127.60
  6. Step 6: Final answer
    x = 173,518.12

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