Finding the Fourth Proportional to 219,936.09, 303,510.74 and 119,334.09
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Solution
The fourth proportional to 219,936.09, 303,510.74 and 119,334.09 is: 164,680.46
Step by Step Solution
- Step 1: Write the proportion equation
219,936.09 : 303,510.74 = 119,334.09 : x - Step 2: Convert to fraction form
219,936.09/303,510.74 = 119,334.09/x - Step 3: Cross multiply
219,936.09x = 303,510.74 × 119,334.09 - Step 4: Simplify right side
219,936.09x = 36,219,177,366.46 - Step 5: Solve for x
x = 36,219,177,366.46/219,936.09 - Step 6: Final answer
x = 164,680.46
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1.5x scale
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.