Home / 83,185.87-124,828.23-30,632.26

Finding the Fourth Proportional to 83,185.87, 124,828.23 and 30,632.26

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Solution

The fourth proportional to 83,185.87, 124,828.23 and 30,632.26 is: 45,966.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,185.87 : 124,828.23 = 30,632.26 : x
  2. Step 2: Convert to fraction form
    83,185.87/124,828.23 = 30,632.26/x
  3. Step 3: Cross multiply
    83,185.87x = 124,828.23 × 30,632.26
  4. Step 4: Simplify right side
    83,185.87x = 3,823,770,796.70
  5. Step 5: Solve for x
    x = 3,823,770,796.70/83,185.87
  6. Step 6: Final answer
    x = 45,966.59

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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.