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Finding the Fourth Proportional to 228,703.70, 343,055.55 and 70,948.10

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Solution

The fourth proportional to 228,703.70, 343,055.55 and 70,948.10 is: 106,422.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,703.70 : 343,055.55 = 70,948.10 : x
  2. Step 2: Convert to fraction form
    228,703.70/343,055.55 = 70,948.10/x
  3. Step 3: Cross multiply
    228,703.70x = 343,055.55 × 70,948.10
  4. Step 4: Simplify right side
    228,703.70x = 24,339,139,466.96
  5. Step 5: Solve for x
    x = 24,339,139,466.96/228,703.70
  6. Step 6: Final answer
    x = 106,422.15

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