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Finding the Fourth Proportional to 245,802.88, 368,847.42 and 103,639.24

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Solution

The fourth proportional to 245,802.88, 368,847.42 and 103,639.24 is: 155,519.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,802.88 : 368,847.42 = 103,639.24 : x
  2. Step 2: Convert to fraction form
    245,802.88/368,847.42 = 103,639.24/x
  3. Step 3: Cross multiply
    245,802.88x = 368,847.42 × 103,639.24
  4. Step 4: Simplify right side
    245,802.88x = 38,227,066,284.76
  5. Step 5: Solve for x
    x = 38,227,066,284.76/245,802.88
  6. Step 6: Final answer
    x = 155,519.20

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