Finding the Fourth Proportional to 266,160.81, 367,307.47 and 145,307.19
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Solution
The fourth proportional to 266,160.81, 367,307.47 and 145,307.19 is: 200,526.95
Step by Step Solution
- Step 1: Write the proportion equation
266,160.81 : 367,307.47 = 145,307.19 : x - Step 2: Convert to fraction form
266,160.81/367,307.47 = 145,307.19/x - Step 3: Cross multiply
266,160.81x = 367,307.47 × 145,307.19 - Step 4: Simplify right side
266,160.81x = 53,372,415,135.94 - Step 5: Solve for x
x = 53,372,415,135.94/266,160.81 - Step 6: Final answer
x = 200,526.95
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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.