Finding the Fourth Proportional to 266,231.84, 367,395.04 and 145,369.84
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Solution
The fourth proportional to 266,231.84, 367,395.04 and 145,369.84 is: 200,607.70
Step by Step Solution
- Step 1: Write the proportion equation
266,231.84 : 367,395.04 = 145,369.84 : x - Step 2: Convert to fraction form
266,231.84/367,395.04 = 145,369.84/x - Step 3: Cross multiply
266,231.84x = 367,395.04 × 145,369.84 - Step 4: Simplify right side
266,231.84x = 53,408,158,181.59 - Step 5: Solve for x
x = 53,408,158,181.59/266,231.84 - Step 6: Final answer
x = 200,607.70
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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.