Finding the Fourth Proportional to 177,529.70, 266,294.55 and 84,217.70
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Solution
The fourth proportional to 177,529.70, 266,294.55 and 84,217.70 is: 126,326.55
Step by Step Solution
- Step 1: Write the proportion equation
177,529.70 : 266,294.55 = 84,217.70 : x - Step 2: Convert to fraction form
177,529.70/266,294.55 = 84,217.70/x - Step 3: Cross multiply
177,529.70x = 266,294.55 × 84,217.70 - Step 4: Simplify right side
177,529.70x = 22,426,714,523.54 - Step 5: Solve for x
x = 22,426,714,523.54/177,529.70 - Step 6: Final answer
x = 126,326.55
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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.