Finding the Fourth Proportional to 197,694.24, 296,412.12 and 112,307.28
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Solution
The fourth proportional to 197,694.24, 296,412.12 and 112,307.28 is: 168,387.50
Step by Step Solution
- Step 1: Write the proportion equation
197,694.24 : 296,412.12 = 112,307.28 : x - Step 2: Convert to fraction form
197,694.24/296,412.12 = 112,307.28/x - Step 3: Cross multiply
197,694.24x = 296,412.12 × 112,307.28 - Step 4: Simplify right side
197,694.24x = 33,289,238,956.23 - Step 5: Solve for x
x = 33,289,238,956.23/197,694.24 - Step 6: Final answer
x = 168,387.50
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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.