Finding the Fourth Proportional to 134,136.26, 185,107.99 and 73,710.80
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Solution
The fourth proportional to 134,136.26, 185,107.99 and 73,710.80 is: 101,720.88
Step by Step Solution
- Step 1: Write the proportion equation
134,136.26 : 185,107.99 = 73,710.80 : x - Step 2: Convert to fraction form
134,136.26/185,107.99 = 73,710.80/x - Step 3: Cross multiply
134,136.26x = 185,107.99 × 73,710.80 - Step 4: Simplify right side
134,136.26x = 13,644,458,029.29 - Step 5: Solve for x
x = 13,644,458,029.29/134,136.26 - Step 6: Final answer
x = 101,720.88
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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.