Finding the Fourth Proportional to 197,727.36, 296,590.95 and 79,398.68
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Solution
The fourth proportional to 197,727.36, 296,590.95 and 79,398.68 is: 119,097.98
Step by Step Solution
- Step 1: Write the proportion equation
197,727.36 : 296,590.95 = 79,398.68 : x - Step 2: Convert to fraction form
197,727.36/296,590.95 = 79,398.68/x - Step 3: Cross multiply
197,727.36x = 296,590.95 × 79,398.68 - Step 4: Simplify right side
197,727.36x = 23,548,928,446.99 - Step 5: Solve for x
x = 23,548,928,446.99/197,727.36 - Step 6: Final answer
x = 119,097.98
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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.