Finding the Fourth Proportional to 197,866.84, 273,044.64 and 117,302.08
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Solution
The fourth proportional to 197,866.84, 273,044.64 and 117,302.08 is: 161,869.99
Step by Step Solution
- Step 1: Write the proportion equation
197,866.84 : 273,044.64 = 117,302.08 : x - Step 2: Convert to fraction form
197,866.84/273,044.64 = 117,302.08/x - Step 3: Cross multiply
197,866.84x = 273,044.64 × 117,302.08 - Step 4: Simplify right side
197,866.84x = 32,028,704,204.85 - Step 5: Solve for x
x = 32,028,704,204.85/197,866.84 - Step 6: Final answer
x = 161,869.99
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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.