Home / 85,499.24-128,262.65-26,334.89

Finding the Fourth Proportional to 85,499.24, 128,262.65 and 26,334.89

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Solution

The fourth proportional to 85,499.24, 128,262.65 and 26,334.89 is: 39,506.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,499.24 : 128,262.65 = 26,334.89 : x
  2. Step 2: Convert to fraction form
    85,499.24/128,262.65 = 26,334.89/x
  3. Step 3: Cross multiply
    85,499.24x = 128,262.65 × 26,334.89
  4. Step 4: Simplify right side
    85,499.24x = 3,377,782,778.86
  5. Step 5: Solve for x
    x = 3,377,782,778.86/85,499.24
  6. Step 6: Final answer
    x = 39,506.58

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