Finding the Fourth Proportional to 202,370.13, 303,569.93 and 77,711.13
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Solution
The fourth proportional to 202,370.13, 303,569.93 and 77,711.13 is: 116,572.35
Step by Step Solution
- Step 1: Write the proportion equation
202,370.13 : 303,569.93 = 77,711.13 : x - Step 2: Convert to fraction form
202,370.13/303,569.93 = 77,711.13/x - Step 3: Cross multiply
202,370.13x = 303,569.93 × 77,711.13 - Step 4: Simplify right side
202,370.13x = 23,590,762,294.32 - Step 5: Solve for x
x = 23,590,762,294.32/202,370.13 - Step 6: Final answer
x = 116,572.35
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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.