Home / 83,361.06-125,086.95-45,874.26

Finding the Fourth Proportional to 83,361.06, 125,086.95 and 45,874.26

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Solution

The fourth proportional to 83,361.06, 125,086.95 and 45,874.26 is: 68,836.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,361.06 : 125,086.95 = 45,874.26 : x
  2. Step 2: Convert to fraction form
    83,361.06/125,086.95 = 45,874.26/x
  3. Step 3: Cross multiply
    83,361.06x = 125,086.95 × 45,874.26
  4. Step 4: Simplify right side
    83,361.06x = 5,738,271,266.91
  5. Step 5: Solve for x
    x = 5,738,271,266.91/83,361.06
  6. Step 6: Final answer
    x = 68,836.35

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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.