Finding the Fourth Proportional to 171,207.70, 256,811.55 and 44,847.70
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Solution
The fourth proportional to 171,207.70, 256,811.55 and 44,847.70 is: 67,271.55
Step by Step Solution
- Step 1: Write the proportion equation
171,207.70 : 256,811.55 = 44,847.70 : x - Step 2: Convert to fraction form
171,207.70/256,811.55 = 44,847.70/x - Step 3: Cross multiply
171,207.70x = 256,811.55 × 44,847.70 - Step 4: Simplify right side
171,207.70x = 11,517,407,350.94 - Step 5: Solve for x
x = 11,517,407,350.94/171,207.70 - Step 6: Final answer
x = 67,271.55
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1.5x scale
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.