Finding the Fourth Proportional to 201,915.70, 302,614.35 and 122,946.10
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Solution
The fourth proportional to 201,915.70, 302,614.35 and 122,946.10 is: 184,261.32
Step by Step Solution
- Step 1: Write the proportion equation
201,915.70 : 302,614.35 = 122,946.10 : x - Step 2: Convert to fraction form
201,915.70/302,614.35 = 122,946.10/x - Step 3: Cross multiply
201,915.70x = 302,614.35 × 122,946.10 - Step 4: Simplify right side
201,915.70x = 37,205,254,136.54 - Step 5: Solve for x
x = 37,205,254,136.54/201,915.70 - Step 6: Final answer
x = 184,261.32
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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.