Finding the Fourth Proportional to 135,874.49, 202,896.76 and 110,963.96
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Solution
The fourth proportional to 135,874.49, 202,896.76 and 110,963.96 is: 165,698.70
Step by Step Solution
- Step 1: Write the proportion equation
135,874.49 : 202,896.76 = 110,963.96 : x - Step 2: Convert to fraction form
135,874.49/202,896.76 = 110,963.96/x - Step 3: Cross multiply
135,874.49x = 202,896.76 × 110,963.96 - Step 4: Simplify right side
135,874.49x = 22,514,226,946.29 - Step 5: Solve for x
x = 22,514,226,946.29/135,874.49 - Step 6: Final answer
x = 165,698.70
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.