Home / 49,848.80-74,672.40-31,071.20

Finding the Fourth Proportional to 49,848.80, 74,672.40 and 31,071.20

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Solution

The fourth proportional to 49,848.80, 74,672.40 and 31,071.20 is: 46,543.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,848.80 : 74,672.40 = 31,071.20 : x
  2. Step 2: Convert to fraction form
    49,848.80/74,672.40 = 31,071.20/x
  3. Step 3: Cross multiply
    49,848.80x = 74,672.40 × 31,071.20
  4. Step 4: Simplify right side
    49,848.80x = 2,320,161,074.88
  5. Step 5: Solve for x
    x = 2,320,161,074.88/49,848.80
  6. Step 6: Final answer
    x = 46,543.97

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