Home / 129,664.44-194,361.80-54,722.03

Finding the Fourth Proportional to 129,664.44, 194,361.80 and 54,722.03

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Solution

The fourth proportional to 129,664.44, 194,361.80 and 54,722.03 is: 82,026.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,664.44 : 194,361.80 = 54,722.03 : x
  2. Step 2: Convert to fraction form
    129,664.44/194,361.80 = 54,722.03/x
  3. Step 3: Cross multiply
    129,664.44x = 194,361.80 × 54,722.03
  4. Step 4: Simplify right side
    129,664.44x = 10,635,871,005.03
  5. Step 5: Solve for x
    x = 10,635,871,005.03/129,664.44
  6. Step 6: Final answer
    x = 82,026.12

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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.