Finding the Fourth Proportional to 197,337.70, 296,006.55 and 86,529.70
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Solution
The fourth proportional to 197,337.70, 296,006.55 and 86,529.70 is: 129,794.55
Step by Step Solution
- Step 1: Write the proportion equation
197,337.70 : 296,006.55 = 86,529.70 : x - Step 2: Convert to fraction form
197,337.70/296,006.55 = 86,529.70/x - Step 3: Cross multiply
197,337.70x = 296,006.55 × 86,529.70 - Step 4: Simplify right side
197,337.70x = 25,613,357,969.54 - Step 5: Solve for x
x = 25,613,357,969.54/197,337.70 - Step 6: Final answer
x = 129,794.55
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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.