Finding the Fourth Proportional to 197,521.04, 296,338.94 and 71,158.88
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Solution
The fourth proportional to 197,521.04, 296,338.94 and 71,158.88 is: 106,758.99
Step by Step Solution
- Step 1: Write the proportion equation
197,521.04 : 296,338.94 = 71,158.88 : x - Step 2: Convert to fraction form
197,521.04/296,338.94 = 71,158.88/x - Step 3: Cross multiply
197,521.04x = 296,338.94 × 71,158.88 - Step 4: Simplify right side
197,521.04x = 21,087,147,070.79 - Step 5: Solve for x
x = 21,087,147,070.79/197,521.04 - Step 6: Final answer
x = 106,758.99
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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.