Finding the Fourth Proportional to 75,799.84, 113,660.88 and 44,219.92
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Solution
The fourth proportional to 75,799.84, 113,660.88 and 44,219.92 is: 66,307.20
Step by Step Solution
- Step 1: Write the proportion equation
75,799.84 : 113,660.88 = 44,219.92 : x - Step 2: Convert to fraction form
75,799.84/113,660.88 = 44,219.92/x - Step 3: Cross multiply
75,799.84x = 113,660.88 × 44,219.92 - Step 4: Simplify right side
75,799.84x = 5,026,075,020.73 - Step 5: Solve for x
x = 5,026,075,020.73/75,799.84 - Step 6: Final answer
x = 66,307.20
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1.5x scale
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.