Home / 74,921.24-112,398.60-28,174.52

Finding the Fourth Proportional to 74,921.24, 112,398.60 and 28,174.52

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Solution

The fourth proportional to 74,921.24, 112,398.60 and 28,174.52 is: 42,268.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,921.24 : 112,398.60 = 28,174.52 : x
  2. Step 2: Convert to fraction form
    74,921.24/112,398.60 = 28,174.52/x
  3. Step 3: Cross multiply
    74,921.24x = 112,398.60 × 28,174.52
  4. Step 4: Simplify right side
    74,921.24x = 3,166,776,603.67
  5. Step 5: Solve for x
    x = 3,166,776,603.67/74,921.24
  6. Step 6: Final answer
    x = 42,268.08

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