Finding the Fourth Proportional to 167,617.49, 251,372.84 and 55,276.70
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Solution
The fourth proportional to 167,617.49, 251,372.84 and 55,276.70 is: 82,897.43
Step by Step Solution
- Step 1: Write the proportion equation
167,617.49 : 251,372.84 = 55,276.70 : x - Step 2: Convert to fraction form
167,617.49/251,372.84 = 55,276.70/x - Step 3: Cross multiply
167,617.49x = 251,372.84 × 55,276.70 - Step 4: Simplify right side
167,617.49x = 13,895,059,531.58 - Step 5: Solve for x
x = 13,895,059,531.58/167,617.49 - Step 6: Final answer
x = 82,897.43
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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.