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Finding the Fourth Proportional to 228,751.13, 343,148.86 and 70,937.21

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Solution

The fourth proportional to 228,751.13, 343,148.86 and 70,937.21 is: 106,412.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,751.13 : 343,148.86 = 70,937.21 : x
  2. Step 2: Convert to fraction form
    228,751.13/343,148.86 = 70,937.21/x
  3. Step 3: Cross multiply
    228,751.13x = 343,148.86 × 70,937.21
  4. Step 4: Simplify right side
    228,751.13x = 24,342,021,027.34
  5. Step 5: Solve for x
    x = 24,342,021,027.34/228,751.13
  6. Step 6: Final answer
    x = 106,412.68

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