Home / 81,883.45-113,001.37-46,074.73

Finding the Fourth Proportional to 81,883.45, 113,001.37 and 46,074.73

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Solution

The fourth proportional to 81,883.45, 113,001.37 and 46,074.73 is: 63,584.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,883.45 : 113,001.37 = 46,074.73 : x
  2. Step 2: Convert to fraction form
    81,883.45/113,001.37 = 46,074.73/x
  3. Step 3: Cross multiply
    81,883.45x = 113,001.37 × 46,074.73
  4. Step 4: Simplify right side
    81,883.45x = 5,206,507,612.38
  5. Step 5: Solve for x
    x = 5,206,507,612.38/81,883.45
  6. Step 6: Final answer
    x = 63,584.37

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Half scale
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Double scale
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1.5x scale

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.