Home / 83,226.21-124,813.39-27,809.25

Finding the Fourth Proportional to 83,226.21, 124,813.39 and 27,809.25

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Solution

The fourth proportional to 83,226.21, 124,813.39 and 27,809.25 is: 41,705.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,226.21 : 124,813.39 = 27,809.25 : x
  2. Step 2: Convert to fraction form
    83,226.21/124,813.39 = 27,809.25/x
  3. Step 3: Cross multiply
    83,226.21x = 124,813.39 × 27,809.25
  4. Step 4: Simplify right side
    83,226.21x = 3,470,966,765.86
  5. Step 5: Solve for x
    x = 3,470,966,765.86/83,226.21
  6. Step 6: Final answer
    x = 41,705.21

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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.