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Finding the Fourth Proportional to 295,257.43, 442,220.28 and 137,153.17

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Solution

The fourth proportional to 295,257.43, 442,220.28 and 137,153.17 is: 205,420.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,257.43 : 442,220.28 = 137,153.17 : x
  2. Step 2: Convert to fraction form
    295,257.43/442,220.28 = 137,153.17/x
  3. Step 3: Cross multiply
    295,257.43x = 442,220.28 × 137,153.17
  4. Step 4: Simplify right side
    295,257.43x = 60,651,913,240.29
  5. Step 5: Solve for x
    x = 60,651,913,240.29/295,257.43
  6. Step 6: Final answer
    x = 205,420.45

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