Finding the Fourth Proportional to 235,136.84, 324,483.50 and 127,704.56
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Solution
The fourth proportional to 235,136.84, 324,483.50 and 127,704.56 is: 176,229.40
Step by Step Solution
- Step 1: Write the proportion equation
235,136.84 : 324,483.50 = 127,704.56 : x - Step 2: Convert to fraction form
235,136.84/324,483.50 = 127,704.56/x - Step 3: Cross multiply
235,136.84x = 324,483.50 × 127,704.56 - Step 4: Simplify right side
235,136.84x = 41,438,023,725.23 - Step 5: Solve for x
x = 41,438,023,725.23/235,136.84 - Step 6: Final answer
x = 176,229.40
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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.