Finding the Fourth Proportional to 216,970.93, 325,487.22 and 67,222.99
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Solution
The fourth proportional to 216,970.93, 325,487.22 and 67,222.99 is: 100,844.04
Step by Step Solution
- Step 1: Write the proportion equation
216,970.93 : 325,487.22 = 67,222.99 : x - Step 2: Convert to fraction form
216,970.93/325,487.22 = 67,222.99/x - Step 3: Cross multiply
216,970.93x = 325,487.22 × 67,222.99 - Step 4: Simplify right side
216,970.93x = 21,880,224,135.19 - Step 5: Solve for x
x = 21,880,224,135.19/216,970.93 - Step 6: Final answer
x = 100,844.04
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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.