Home / 83,245.14-124,869.74-27,085.41

Finding the Fourth Proportional to 83,245.14, 124,869.74 and 27,085.41

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Solution

The fourth proportional to 83,245.14, 124,869.74 and 27,085.41 is: 40,628.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,245.14 : 124,869.74 = 27,085.41 : x
  2. Step 2: Convert to fraction form
    83,245.14/124,869.74 = 27,085.41/x
  3. Step 3: Cross multiply
    83,245.14x = 124,869.74 × 27,085.41
  4. Step 4: Simplify right side
    83,245.14x = 3,382,147,969.07
  5. Step 5: Solve for x
    x = 3,382,147,969.07/83,245.14
  6. Step 6: Final answer
    x = 40,628.77

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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.