Finding the Fourth Proportional to 134,683.40, 201,992.70 and 41,189.96
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Solution
The fourth proportional to 134,683.40, 201,992.70 and 41,189.96 is: 61,775.03
Step by Step Solution
- Step 1: Write the proportion equation
134,683.40 : 201,992.70 = 41,189.96 : x - Step 2: Convert to fraction form
134,683.40/201,992.70 = 41,189.96/x - Step 3: Cross multiply
134,683.40x = 201,992.70 × 41,189.96 - Step 4: Simplify right side
134,683.40x = 8,320,071,233.29 - Step 5: Solve for x
x = 8,320,071,233.29/134,683.40 - Step 6: Final answer
x = 61,775.03
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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.