Finding the Fourth Proportional to 254,389.24, 351,056.82 and 141,211.72
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Solution
The fourth proportional to 254,389.24, 351,056.82 and 141,211.72 is: 194,871.99
Step by Step Solution
- Step 1: Write the proportion equation
254,389.24 : 351,056.82 = 141,211.72 : x - Step 2: Convert to fraction form
254,389.24/351,056.82 = 141,211.72/x - Step 3: Cross multiply
254,389.24x = 351,056.82 × 141,211.72 - Step 4: Simplify right side
254,389.24x = 49,573,337,369.93 - Step 5: Solve for x
x = 49,573,337,369.93/254,389.24 - Step 6: Final answer
x = 194,871.99
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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.