Finding the Fourth Proportional to 79,895.70, 110,253.42 and 44,085.74
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Solution
The fourth proportional to 79,895.70, 110,253.42 and 44,085.74 is: 60,836.85
Step by Step Solution
- Step 1: Write the proportion equation
79,895.70 : 110,253.42 = 44,085.74 : x - Step 2: Convert to fraction form
79,895.70/110,253.42 = 44,085.74/x - Step 3: Cross multiply
79,895.70x = 110,253.42 × 44,085.74 - Step 4: Simplify right side
79,895.70x = 4,860,603,056.96 - Step 5: Solve for x
x = 4,860,603,056.96/79,895.70 - Step 6: Final answer
x = 60,836.85
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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.