Finding the Fourth Proportional to 202,195.79, 303,332.55 and 77,527.07
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Solution
The fourth proportional to 202,195.79, 303,332.55 and 77,527.07 is: 116,305.51
Step by Step Solution
- Step 1: Write the proportion equation
202,195.79 : 303,332.55 = 77,527.07 : x - Step 2: Convert to fraction form
202,195.79/303,332.55 = 77,527.07/x - Step 3: Cross multiply
202,195.79x = 303,332.55 × 77,527.07 - Step 4: Simplify right side
202,195.79x = 23,516,483,837.13 - Step 5: Solve for x
x = 23,516,483,837.13/202,195.79 - Step 6: Final answer
x = 116,305.51
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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.