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Finding the Fourth Proportional to 105,762.10, 158,498.97 and 53,207.68

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Solution

The fourth proportional to 105,762.10, 158,498.97 and 53,207.68 is: 79,738.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,762.10 : 158,498.97 = 53,207.68 : x
  2. Step 2: Convert to fraction form
    105,762.10/158,498.97 = 53,207.68/x
  3. Step 3: Cross multiply
    105,762.10x = 158,498.97 × 53,207.68
  4. Step 4: Simplify right side
    105,762.10x = 8,433,362,476.09
  5. Step 5: Solve for x
    x = 8,433,362,476.09/105,762.10
  6. Step 6: Final answer
    x = 79,738.98

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