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Finding the Fourth Proportional to 51,197.03, 70,649.40 and 28,538.49

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Solution

The fourth proportional to 51,197.03, 70,649.40 and 28,538.49 is: 39,381.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,197.03 : 70,649.40 = 28,538.49 : x
  2. Step 2: Convert to fraction form
    51,197.03/70,649.40 = 28,538.49/x
  3. Step 3: Cross multiply
    51,197.03x = 70,649.40 × 28,538.49
  4. Step 4: Simplify right side
    51,197.03x = 2,016,227,195.41
  5. Step 5: Solve for x
    x = 2,016,227,195.41/51,197.03
  6. Step 6: Final answer
    x = 39,381.73

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