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Finding the Fourth Proportional to 123,878.20, 185,598.60 and 101,570.80

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Solution

The fourth proportional to 123,878.20, 185,598.60 and 101,570.80 is: 152,176.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,878.20 : 185,598.60 = 101,570.80 : x
  2. Step 2: Convert to fraction form
    123,878.20/185,598.60 = 101,570.80/x
  3. Step 3: Cross multiply
    123,878.20x = 185,598.60 × 101,570.80
  4. Step 4: Simplify right side
    123,878.20x = 18,851,398,280.88
  5. Step 5: Solve for x
    x = 18,851,398,280.88/123,878.20
  6. Step 6: Final answer
    x = 152,176.88

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