Finding the Fourth Proportional to 183,639.65, 253,475.21 and 119,107.49
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Solution
The fourth proportional to 183,639.65, 253,475.21 and 119,107.49 is: 164,402.38
Step by Step Solution
- Step 1: Write the proportion equation
183,639.65 : 253,475.21 = 119,107.49 : x - Step 2: Convert to fraction form
183,639.65/253,475.21 = 119,107.49/x - Step 3: Cross multiply
183,639.65x = 253,475.21 × 119,107.49 - Step 4: Simplify right side
183,639.65x = 30,190,795,444.79 - Step 5: Solve for x
x = 30,190,795,444.79/183,639.65 - Step 6: Final answer
x = 164,402.38
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.