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Finding the Fourth Proportional to 173,663.40, 260,495.10 and 103,679.40

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Solution

The fourth proportional to 173,663.40, 260,495.10 and 103,679.40 is: 155,519.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,663.40 : 260,495.10 = 103,679.40 : x
  2. Step 2: Convert to fraction form
    173,663.40/260,495.10 = 103,679.40/x
  3. Step 3: Cross multiply
    173,663.40x = 260,495.10 × 103,679.40
  4. Step 4: Simplify right side
    173,663.40x = 27,007,975,670.94
  5. Step 5: Solve for x
    x = 27,007,975,670.94/173,663.40
  6. Step 6: Final answer
    x = 155,519.10

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