Finding the Fourth Proportional to 79,730.94, 119,528.51 and 35,333.49
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Solution
The fourth proportional to 79,730.94, 119,528.51 and 35,333.49 is: 52,970.14
Step by Step Solution
- Step 1: Write the proportion equation
79,730.94 : 119,528.51 = 35,333.49 : x - Step 2: Convert to fraction form
79,730.94/119,528.51 = 35,333.49/x - Step 3: Cross multiply
79,730.94x = 119,528.51 × 35,333.49 - Step 4: Simplify right side
79,730.94x = 4,223,359,236.13 - Step 5: Solve for x
x = 4,223,359,236.13/79,730.94 - Step 6: Final answer
x = 52,970.14
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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.