Finding the Fourth Proportional to 202,117.02, 303,203.18 and 68,961.52
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Solution
The fourth proportional to 202,117.02, 303,203.18 and 68,961.52 is: 103,451.71
Step by Step Solution
- Step 1: Write the proportion equation
202,117.02 : 303,203.18 = 68,961.52 : x - Step 2: Convert to fraction form
202,117.02/303,203.18 = 68,961.52/x - Step 3: Cross multiply
202,117.02x = 303,203.18 × 68,961.52 - Step 4: Simplify right side
202,117.02x = 20,909,352,161.63 - Step 5: Solve for x
x = 20,909,352,161.63/202,117.02 - Step 6: Final answer
x = 103,451.71
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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.