Finding the Fourth Proportional to 177,527.63, 266,296.91 and 77,636.40
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Solution
The fourth proportional to 177,527.63, 266,296.91 and 77,636.40 is: 116,456.99
Step by Step Solution
- Step 1: Write the proportion equation
177,527.63 : 266,296.91 = 77,636.40 : x - Step 2: Convert to fraction form
177,527.63/266,296.91 = 77,636.40/x - Step 3: Cross multiply
177,527.63x = 266,296.91 × 77,636.40 - Step 4: Simplify right side
177,527.63x = 20,674,333,423.52 - Step 5: Solve for x
x = 20,674,333,423.52/177,527.63 - Step 6: Final answer
x = 116,456.99
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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.