Finding the Fourth Proportional to 215,083.19, 296,813.00 and 119,589.05
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Solution
The fourth proportional to 215,083.19, 296,813.00 and 119,589.05 is: 165,031.88
Step by Step Solution
- Step 1: Write the proportion equation
215,083.19 : 296,813.00 = 119,589.05 : x - Step 2: Convert to fraction form
215,083.19/296,813.00 = 119,589.05/x - Step 3: Cross multiply
215,083.19x = 296,813.00 × 119,589.05 - Step 4: Simplify right side
215,083.19x = 35,495,583,396.39 - Step 5: Solve for x
x = 35,495,583,396.39/215,083.19 - Step 6: Final answer
x = 165,031.88
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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.