Finding the Fourth Proportional to 197,473.96, 296,024.10 and 121,619.08
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Solution
The fourth proportional to 197,473.96, 296,024.10 and 121,619.08 is: 182,313.55
Step by Step Solution
- Step 1: Write the proportion equation
197,473.96 : 296,024.10 = 121,619.08 : x - Step 2: Convert to fraction form
197,473.96/296,024.10 = 121,619.08/x - Step 3: Cross multiply
197,473.96x = 296,024.10 × 121,619.08 - Step 4: Simplify right side
197,473.96x = 36,002,178,699.83 - Step 5: Solve for x
x = 36,002,178,699.83/197,473.96 - Step 6: Final answer
x = 182,313.55
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1.5x scale
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.