Finding the Fourth Proportional to 217,022.64, 325,140.27 and 160,237.18
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Solution
The fourth proportional to 217,022.64, 325,140.27 and 160,237.18 is: 240,065.09
Step by Step Solution
- Step 1: Write the proportion equation
217,022.64 : 325,140.27 = 160,237.18 : x - Step 2: Convert to fraction form
217,022.64/325,140.27 = 160,237.18/x - Step 3: Cross multiply
217,022.64x = 325,140.27 × 160,237.18 - Step 4: Simplify right side
217,022.64x = 52,099,559,168.05 - Step 5: Solve for x
x = 52,099,559,168.05/217,022.64 - Step 6: Final answer
x = 240,065.09
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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.