Home / 141,344.40-212,016.60-82,246.80

Finding the Fourth Proportional to 141,344.40, 212,016.60 and 82,246.80

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Solution

The fourth proportional to 141,344.40, 212,016.60 and 82,246.80 is: 123,370.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,344.40 : 212,016.60 = 82,246.80 : x
  2. Step 2: Convert to fraction form
    141,344.40/212,016.60 = 82,246.80/x
  3. Step 3: Cross multiply
    141,344.40x = 212,016.60 × 82,246.80
  4. Step 4: Simplify right side
    141,344.40x = 17,437,686,896.88
  5. Step 5: Solve for x
    x = 17,437,686,896.88/141,344.40
  6. Step 6: Final answer
    x = 123,370.20

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1.5x scale

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.