Finding the Fourth Proportional to 244,939.35, 337,992.98 and 137,484.75
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Solution
The fourth proportional to 244,939.35, 337,992.98 and 137,484.75 is: 189,715.86
Step by Step Solution
- Step 1: Write the proportion equation
244,939.35 : 337,992.98 = 137,484.75 : x - Step 2: Convert to fraction form
244,939.35/337,992.98 = 137,484.75/x - Step 3: Cross multiply
244,939.35x = 337,992.98 × 137,484.75 - Step 4: Simplify right side
244,939.35x = 46,468,879,669.63 - Step 5: Solve for x
x = 46,468,879,669.63/244,939.35 - Step 6: Final answer
x = 189,715.86
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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.