Finding the Fourth Proportional to 167,579.12, 251,405.76 and 55,294.08
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Solution
The fourth proportional to 167,579.12, 251,405.76 and 55,294.08 is: 82,953.35
Step by Step Solution
- Step 1: Write the proportion equation
167,579.12 : 251,405.76 = 55,294.08 : x - Step 2: Convert to fraction form
167,579.12/251,405.76 = 55,294.08/x - Step 3: Cross multiply
167,579.12x = 251,405.76 × 55,294.08 - Step 4: Simplify right side
167,579.12x = 13,901,250,205.90 - Step 5: Solve for x
x = 13,901,250,205.90/167,579.12 - Step 6: Final answer
x = 82,953.35
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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.