Home / 52,085.30-78,131.58-25,782.98

Finding the Fourth Proportional to 52,085.30, 78,131.58 and 25,782.98

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Solution

The fourth proportional to 52,085.30, 78,131.58 and 25,782.98 is: 38,676.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,085.30 : 78,131.58 = 25,782.98 : x
  2. Step 2: Convert to fraction form
    52,085.30/78,131.58 = 25,782.98/x
  3. Step 3: Cross multiply
    52,085.30x = 78,131.58 × 25,782.98
  4. Step 4: Simplify right side
    52,085.30x = 2,014,464,964.51
  5. Step 5: Solve for x
    x = 2,014,464,964.51/52,085.30
  6. Step 6: Final answer
    x = 38,676.27

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