Finding the Fourth Proportional to 164,090.88, 246,136.30 and 39,431.88
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Solution
The fourth proportional to 164,090.88, 246,136.30 and 39,431.88 is: 59,147.82
Step by Step Solution
- Step 1: Write the proportion equation
164,090.88 : 246,136.30 = 39,431.88 : x - Step 2: Convert to fraction form
164,090.88/246,136.30 = 39,431.88/x - Step 3: Cross multiply
164,090.88x = 246,136.30 × 39,431.88 - Step 4: Simplify right side
164,090.88x = 9,705,617,045.24 - Step 5: Solve for x
x = 9,705,617,045.24/164,090.88 - Step 6: Final answer
x = 59,147.82
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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.