Finding the Fourth Proportional to 183,768.68, 253,621.67 and 107,306.84
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Solution
The fourth proportional to 183,768.68, 253,621.67 and 107,306.84 is: 148,095.64
Step by Step Solution
- Step 1: Write the proportion equation
183,768.68 : 253,621.67 = 107,306.84 : x - Step 2: Convert to fraction form
183,768.68/253,621.67 = 107,306.84/x - Step 3: Cross multiply
183,768.68x = 253,621.67 × 107,306.84 - Step 4: Simplify right side
183,768.68x = 27,215,340,060.74 - Step 5: Solve for x
x = 27,215,340,060.74/183,768.68 - Step 6: Final answer
x = 148,095.64
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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.