Finding the Fourth Proportional to 135,874.74, 202,897.13 and 110,964.20
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Solution
The fourth proportional to 135,874.74, 202,897.13 and 110,964.20 is: 165,699.07
Step by Step Solution
- Step 1: Write the proportion equation
135,874.74 : 202,897.13 = 110,964.20 : x - Step 2: Convert to fraction form
135,874.74/202,897.13 = 110,964.20/x - Step 3: Cross multiply
135,874.74x = 202,897.13 × 110,964.20 - Step 4: Simplify right side
135,874.74x = 22,514,318,497.40 - Step 5: Solve for x
x = 22,514,318,497.40/135,874.74 - Step 6: Final answer
x = 165,699.07
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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.