Finding the Fourth Proportional to 161,652.72, 242,537.40 and 82,804.08
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Solution
The fourth proportional to 161,652.72, 242,537.40 and 82,804.08 is: 124,235.99
Step by Step Solution
- Step 1: Write the proportion equation
161,652.72 : 242,537.40 = 82,804.08 : x - Step 2: Convert to fraction form
161,652.72/242,537.40 = 82,804.08/x - Step 3: Cross multiply
161,652.72x = 242,537.40 × 82,804.08 - Step 4: Simplify right side
161,652.72x = 20,083,086,272.59 - Step 5: Solve for x
x = 20,083,086,272.59/161,652.72 - Step 6: Final answer
x = 124,235.99
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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.