Finding the Fourth Proportional to 192,060.88, 265,043.84 and 107,178.40
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Solution
The fourth proportional to 192,060.88, 265,043.84 and 107,178.40 is: 147,906.09
Step by Step Solution
- Step 1: Write the proportion equation
192,060.88 : 265,043.84 = 107,178.40 : x - Step 2: Convert to fraction form
192,060.88/265,043.84 = 107,178.40/x - Step 3: Cross multiply
192,060.88x = 265,043.84 × 107,178.40 - Step 4: Simplify right side
192,060.88x = 28,406,974,701.06 - Step 5: Solve for x
x = 28,406,974,701.06/192,060.88 - Step 6: Final answer
x = 147,906.09
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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.