Finding the Fourth Proportional to 220,962.24, 331,390.80 and 61,034.63
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Solution
The fourth proportional to 220,962.24, 331,390.80 and 61,034.63 is: 91,537.43
Step by Step Solution
- Step 1: Write the proportion equation
220,962.24 : 331,390.80 = 61,034.63 : x - Step 2: Convert to fraction form
220,962.24/331,390.80 = 61,034.63/x - Step 3: Cross multiply
220,962.24x = 331,390.80 × 61,034.63 - Step 4: Simplify right side
220,962.24x = 20,226,315,242.18 - Step 5: Solve for x
x = 20,226,315,242.18/220,962.24 - Step 6: Final answer
x = 91,537.43
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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.