Finding the Fourth Proportional to 77,482.84, 116,233.26 and 33,114.76
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Solution
The fourth proportional to 77,482.84, 116,233.26 and 33,114.76 is: 49,675.99
Step by Step Solution
- Step 1: Write the proportion equation
77,482.84 : 116,233.26 = 33,114.76 : x - Step 2: Convert to fraction form
77,482.84/116,233.26 = 33,114.76/x - Step 3: Cross multiply
77,482.84x = 116,233.26 × 33,114.76 - Step 4: Simplify right side
77,482.84x = 3,849,036,508.92 - Step 5: Solve for x
x = 3,849,036,508.92/77,482.84 - Step 6: Final answer
x = 49,675.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.