Finding the Fourth Proportional to 202,237.47, 303,409.67 and 69,117.21
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Solution
The fourth proportional to 202,237.47, 303,409.67 and 69,117.21 is: 103,694.09
Step by Step Solution
- Step 1: Write the proportion equation
202,237.47 : 303,409.67 = 69,117.21 : x - Step 2: Convert to fraction form
202,237.47/303,409.67 = 69,117.21/x - Step 3: Cross multiply
202,237.47x = 303,409.67 × 69,117.21 - Step 4: Simplify right side
202,237.47x = 20,970,829,531.83 - Step 5: Solve for x
x = 20,970,829,531.83/202,237.47 - Step 6: Final answer
x = 103,694.09
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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.