Home / 147,045.20-219,984.60-127,540.40

Finding the Fourth Proportional to 147,045.20, 219,984.60 and 127,540.40

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Solution

The fourth proportional to 147,045.20, 219,984.60 and 127,540.40 is: 190,804.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,045.20 : 219,984.60 = 127,540.40 : x
  2. Step 2: Convert to fraction form
    147,045.20/219,984.60 = 127,540.40/x
  3. Step 3: Cross multiply
    147,045.20x = 219,984.60 × 127,540.40
  4. Step 4: Simplify right side
    147,045.20x = 28,056,923,877.84
  5. Step 5: Solve for x
    x = 28,056,923,877.84/147,045.20
  6. Step 6: Final answer
    x = 190,804.76

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