Home / 53,383.09-73,456.18-51,759.85

Finding the Fourth Proportional to 53,383.09, 73,456.18 and 51,759.85

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Solution

The fourth proportional to 53,383.09, 73,456.18 and 51,759.85 is: 71,222.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,383.09 : 73,456.18 = 51,759.85 : x
  2. Step 2: Convert to fraction form
    53,383.09/73,456.18 = 51,759.85/x
  3. Step 3: Cross multiply
    53,383.09x = 73,456.18 × 51,759.85
  4. Step 4: Simplify right side
    53,383.09x = 3,802,080,858.37
  5. Step 5: Solve for x
    x = 3,802,080,858.37/53,383.09
  6. Step 6: Final answer
    x = 71,222.57

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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.