Finding the Fourth Proportional to 192,005.84, 264,952.32 and 107,121.08
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Solution
The fourth proportional to 192,005.84, 264,952.32 and 107,121.08 is: 147,818.31
Step by Step Solution
- Step 1: Write the proportion equation
192,005.84 : 264,952.32 = 107,121.08 : x - Step 2: Convert to fraction form
192,005.84/264,952.32 = 107,121.08/x - Step 3: Cross multiply
192,005.84x = 264,952.32 × 107,121.08 - Step 4: Simplify right side
192,005.84x = 28,381,978,927.58 - Step 5: Solve for x
x = 28,381,978,927.58/192,005.84 - Step 6: Final answer
x = 147,818.31
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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.