Finding the Fourth Proportional to 171,560.08, 257,250.12 and 71,701.84
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Solution
The fourth proportional to 171,560.08, 257,250.12 and 71,701.84 is: 107,515.15
Step by Step Solution
- Step 1: Write the proportion equation
171,560.08 : 257,250.12 = 71,701.84 : x - Step 2: Convert to fraction form
171,560.08/257,250.12 = 71,701.84/x - Step 3: Cross multiply
171,560.08x = 257,250.12 × 71,701.84 - Step 4: Simplify right side
171,560.08x = 18,445,306,944.22 - Step 5: Solve for x
x = 18,445,306,944.22/171,560.08 - Step 6: Final answer
x = 107,515.15
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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.