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Finding the Fourth Proportional to 210,569.10, 315,830.40 and 52,797.54

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Solution

The fourth proportional to 210,569.10, 315,830.40 and 52,797.54 is: 79,190.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,569.10 : 315,830.40 = 52,797.54 : x
  2. Step 2: Convert to fraction form
    210,569.10/315,830.40 = 52,797.54/x
  3. Step 3: Cross multiply
    210,569.10x = 315,830.40 × 52,797.54
  4. Step 4: Simplify right side
    210,569.10x = 16,675,068,177.22
  5. Step 5: Solve for x
    x = 16,675,068,177.22/210,569.10
  6. Step 6: Final answer
    x = 79,190.48

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