Finding the Fourth Proportional to 167,174.19, 251,397.77 and 133,515.63
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Solution
The fourth proportional to 167,174.19, 251,397.77 and 133,515.63 is: 200,781.78
Step by Step Solution
- Step 1: Write the proportion equation
167,174.19 : 251,397.77 = 133,515.63 : x - Step 2: Convert to fraction form
167,174.19/251,397.77 = 133,515.63/x - Step 3: Cross multiply
167,174.19x = 251,397.77 × 133,515.63 - Step 4: Simplify right side
167,174.19x = 33,565,530,974.57 - Step 5: Solve for x
x = 33,565,530,974.57/167,174.19 - Step 6: Final answer
x = 200,781.78
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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.