Finding the Fourth Proportional to 180,136.44, 248,601.15 and 99,562.23
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Solution
The fourth proportional to 180,136.44, 248,601.15 and 99,562.23 is: 137,402.99
Step by Step Solution
- Step 1: Write the proportion equation
180,136.44 : 248,601.15 = 99,562.23 : x - Step 2: Convert to fraction form
180,136.44/248,601.15 = 99,562.23/x - Step 3: Cross multiply
180,136.44x = 248,601.15 × 99,562.23 - Step 4: Simplify right side
180,136.44x = 24,751,284,874.56 - Step 5: Solve for x
x = 24,751,284,874.56/180,136.44 - Step 6: Final answer
x = 137,402.99
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1.5x scale
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.