Finding the Fourth Proportional to 266,518.84, 367,791.66 and 145,658.68
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Solution
The fourth proportional to 266,518.84, 367,791.66 and 145,658.68 is: 201,006.61
Step by Step Solution
- Step 1: Write the proportion equation
266,518.84 : 367,791.66 = 145,658.68 : x - Step 2: Convert to fraction form
266,518.84/367,791.66 = 145,658.68/x - Step 3: Cross multiply
266,518.84x = 367,791.66 × 145,658.68 - Step 4: Simplify right side
266,518.84x = 53,572,047,710.61 - Step 5: Solve for x
x = 53,572,047,710.61/266,518.84 - Step 6: Final answer
x = 201,006.61
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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.