Finding the Fourth Proportional to 194,384.41, 268,253.17 and 108,340.99
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Solution
The fourth proportional to 194,384.41, 268,253.17 and 108,340.99 is: 149,512.06
Step by Step Solution
- Step 1: Write the proportion equation
194,384.41 : 268,253.17 = 108,340.99 : x - Step 2: Convert to fraction form
194,384.41/268,253.17 = 108,340.99/x - Step 3: Cross multiply
194,384.41x = 268,253.17 × 108,340.99 - Step 4: Simplify right side
194,384.41x = 29,062,813,066.95 - Step 5: Solve for x
x = 29,062,813,066.95/194,384.41 - Step 6: Final answer
x = 149,512.06
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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.