Finding the Fourth Proportional to 247,136.94, 341,049.42 and 133,959.96
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Solution
The fourth proportional to 247,136.94, 341,049.42 and 133,959.96 is: 184,864.98
Step by Step Solution
- Step 1: Write the proportion equation
247,136.94 : 341,049.42 = 133,959.96 : x - Step 2: Convert to fraction form
247,136.94/341,049.42 = 133,959.96/x - Step 3: Cross multiply
247,136.94x = 341,049.42 × 133,959.96 - Step 4: Simplify right side
247,136.94x = 45,686,966,661.22 - Step 5: Solve for x
x = 45,686,966,661.22/247,136.94 - Step 6: Final answer
x = 184,864.98
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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.