Home / 83,829.19-125,759.31-27,673.21

Finding the Fourth Proportional to 83,829.19, 125,759.31 and 27,673.21

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Solution

The fourth proportional to 83,829.19, 125,759.31 and 27,673.21 is: 41,514.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,829.19 : 125,759.31 = 27,673.21 : x
  2. Step 2: Convert to fraction form
    83,829.19/125,759.31 = 27,673.21/x
  3. Step 3: Cross multiply
    83,829.19x = 125,759.31 × 27,673.21
  4. Step 4: Simplify right side
    83,829.19x = 3,480,163,795.09
  5. Step 5: Solve for x
    x = 3,480,163,795.09/83,829.19
  6. Step 6: Final answer
    x = 41,514.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.