Home / 141,330.15-211,995.23-82,232.55

Finding the Fourth Proportional to 141,330.15, 211,995.23 and 82,232.55

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Solution

The fourth proportional to 141,330.15, 211,995.23 and 82,232.55 is: 123,348.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,330.15 : 211,995.23 = 82,232.55 : x
  2. Step 2: Convert to fraction form
    141,330.15/211,995.23 = 82,232.55/x
  3. Step 3: Cross multiply
    141,330.15x = 211,995.23 × 82,232.55
  4. Step 4: Simplify right side
    141,330.15x = 17,432,907,939.57
  5. Step 5: Solve for x
    x = 17,432,907,939.57/141,330.15
  6. Step 6: Final answer
    x = 123,348.83

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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.