Finding the Fourth Proportional to 177,980.70, 266,824.71 and 83,163.99
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Solution
The fourth proportional to 177,980.70, 266,824.71 and 83,163.99 is: 124,677.61
Step by Step Solution
- Step 1: Write the proportion equation
177,980.70 : 266,824.71 = 83,163.99 : x - Step 2: Convert to fraction form
177,980.70/266,824.71 = 83,163.99/x - Step 3: Cross multiply
177,980.70x = 266,824.71 × 83,163.99 - Step 4: Simplify right side
177,980.70x = 22,190,207,514.19 - Step 5: Solve for x
x = 22,190,207,514.19/177,980.70 - Step 6: Final answer
x = 124,677.61
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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.