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Finding the Fourth Proportional to 122,613.40, 183,920.10 and 48,741.40

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Solution

The fourth proportional to 122,613.40, 183,920.10 and 48,741.40 is: 73,112.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,613.40 : 183,920.10 = 48,741.40 : x
  2. Step 2: Convert to fraction form
    122,613.40/183,920.10 = 48,741.40/x
  3. Step 3: Cross multiply
    122,613.40x = 183,920.10 × 48,741.40
  4. Step 4: Simplify right side
    122,613.40x = 8,964,523,162.14
  5. Step 5: Solve for x
    x = 8,964,523,162.14/122,613.40
  6. Step 6: Final answer
    x = 73,112.10

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