Home / 316,751.26-436,951.02-195,853.90

Finding the Fourth Proportional to 316,751.26, 436,951.02 and 195,853.90

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Solution

The fourth proportional to 316,751.26, 436,951.02 and 195,853.90 is: 270,175.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,751.26 : 436,951.02 = 195,853.90 : x
  2. Step 2: Convert to fraction form
    316,751.26/436,951.02 = 195,853.90/x
  3. Step 3: Cross multiply
    316,751.26x = 436,951.02 × 195,853.90
  4. Step 4: Simplify right side
    316,751.26x = 85,578,561,375.98
  5. Step 5: Solve for x
    x = 85,578,561,375.98/316,751.26
  6. Step 6: Final answer
    x = 270,175.91

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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.