Home / 81,984.48-113,137.44-46,174.92

Finding the Fourth Proportional to 81,984.48, 113,137.44 and 46,174.92

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Solution

The fourth proportional to 81,984.48, 113,137.44 and 46,174.92 is: 63,720.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,984.48 : 113,137.44 = 46,174.92 : x
  2. Step 2: Convert to fraction form
    81,984.48/113,137.44 = 46,174.92/x
  3. Step 3: Cross multiply
    81,984.48x = 113,137.44 × 46,174.92
  4. Step 4: Simplify right side
    81,984.48x = 5,224,112,241.00
  5. Step 5: Solve for x
    x = 5,224,112,241.00/81,984.48
  6. Step 6: Final answer
    x = 63,720.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.