Finding the Fourth Proportional to 192,136.35, 265,137.15 and 107,258.79
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Solution
The fourth proportional to 192,136.35, 265,137.15 and 107,258.79 is: 148,010.98
Step by Step Solution
- Step 1: Write the proportion equation
192,136.35 : 265,137.15 = 107,258.79 : x - Step 2: Convert to fraction form
192,136.35/265,137.15 = 107,258.79/x - Step 3: Cross multiply
192,136.35x = 265,137.15 × 107,258.79 - Step 4: Simplify right side
192,136.35x = 28,438,289,893.05 - Step 5: Solve for x
x = 28,438,289,893.05/192,136.35 - Step 6: Final answer
x = 148,010.98
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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.