Home / 81,883.58-113,001.54-46,074.86

Finding the Fourth Proportional to 81,883.58, 113,001.54 and 46,074.86

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Solution

The fourth proportional to 81,883.58, 113,001.54 and 46,074.86 is: 63,584.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,883.58 : 113,001.54 = 46,074.86 : x
  2. Step 2: Convert to fraction form
    81,883.58/113,001.54 = 46,074.86/x
  3. Step 3: Cross multiply
    81,883.58x = 113,001.54 × 46,074.86
  4. Step 4: Simplify right side
    81,883.58x = 5,206,529,570.28
  5. Step 5: Solve for x
    x = 5,206,529,570.28/81,883.58
  6. Step 6: Final answer
    x = 63,584.54

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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.