Home / 141,052.36-194,652.25-80,624.30

Finding the Fourth Proportional to 141,052.36, 194,652.25 and 80,624.30

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Solution

The fourth proportional to 141,052.36, 194,652.25 and 80,624.30 is: 111,261.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,052.36 : 194,652.25 = 80,624.30 : x
  2. Step 2: Convert to fraction form
    141,052.36/194,652.25 = 80,624.30/x
  3. Step 3: Cross multiply
    141,052.36x = 194,652.25 × 80,624.30
  4. Step 4: Simplify right side
    141,052.36x = 15,693,701,399.68
  5. Step 5: Solve for x
    x = 15,693,701,399.68/141,052.36
  6. Step 6: Final answer
    x = 111,261.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.