Finding the Fourth Proportional to 176,768.99, 243,933.94 and 96,196.85
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Solution
The fourth proportional to 176,768.99, 243,933.94 and 96,196.85 is: 132,747.70
Step by Step Solution
- Step 1: Write the proportion equation
176,768.99 : 243,933.94 = 96,196.85 : x - Step 2: Convert to fraction form
176,768.99/243,933.94 = 96,196.85/x - Step 3: Cross multiply
176,768.99x = 243,933.94 × 96,196.85 - Step 4: Simplify right side
176,768.99x = 23,465,676,636.09 - Step 5: Solve for x
x = 23,465,676,636.09/176,768.99 - Step 6: Final answer
x = 132,747.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.