Finding the Fourth Proportional to 254,369.91, 351,012.92 and 141,183.75
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Solution
The fourth proportional to 254,369.91, 351,012.92 and 141,183.75 is: 194,823.83
Step by Step Solution
- Step 1: Write the proportion equation
254,369.91 : 351,012.92 = 141,183.75 : x - Step 2: Convert to fraction form
254,369.91/351,012.92 = 141,183.75/x - Step 3: Cross multiply
254,369.91x = 351,012.92 × 141,183.75 - Step 4: Simplify right side
254,369.91x = 49,557,319,638.13 - Step 5: Solve for x
x = 49,557,319,638.13/254,369.91 - Step 6: Final answer
x = 194,823.83
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1.5x scale
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.