Finding the Fourth Proportional to 177,981.67, 266,972.46 and 53,322.67
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Solution
The fourth proportional to 177,981.67, 266,972.46 and 53,322.67 is: 79,983.99
Step by Step Solution
- Step 1: Write the proportion equation
177,981.67 : 266,972.46 = 53,322.67 : x - Step 2: Convert to fraction form
177,981.67/266,972.46 = 53,322.67/x - Step 3: Cross multiply
177,981.67x = 266,972.46 × 53,322.67 - Step 4: Simplify right side
177,981.67x = 14,235,684,383.67 - Step 5: Solve for x
x = 14,235,684,383.67/177,981.67 - Step 6: Final answer
x = 79,983.99
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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.