Finding the Fourth Proportional to 134,174.08, 201,286.65 and 45,403.75
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Solution
The fourth proportional to 134,174.08, 201,286.65 and 45,403.75 is: 68,114.26
Step by Step Solution
- Step 1: Write the proportion equation
134,174.08 : 201,286.65 = 45,403.75 : x - Step 2: Convert to fraction form
134,174.08/201,286.65 = 45,403.75/x - Step 3: Cross multiply
134,174.08x = 201,286.65 × 45,403.75 - Step 4: Simplify right side
134,174.08x = 9,139,168,734.94 - Step 5: Solve for x
x = 9,139,168,734.94/134,174.08 - Step 6: Final answer
x = 68,114.26
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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.