Finding the Fourth Proportional to 79,331.84, 118,994.52 and 32,583.52
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Solution
The fourth proportional to 79,331.84, 118,994.52 and 32,583.52 is: 48,873.95
Step by Step Solution
- Step 1: Write the proportion equation
79,331.84 : 118,994.52 = 32,583.52 : x - Step 2: Convert to fraction form
79,331.84/118,994.52 = 32,583.52/x - Step 3: Cross multiply
79,331.84x = 118,994.52 × 32,583.52 - Step 4: Simplify right side
79,331.84x = 3,877,260,322.31 - Step 5: Solve for x
x = 3,877,260,322.31/79,331.84 - Step 6: Final answer
x = 48,873.95
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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.