Finding the Fourth Proportional to 194,541.99, 268,467.94 and 105,117.99
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Solution
The fourth proportional to 194,541.99, 268,467.94 and 105,117.99 is: 145,062.82
Step by Step Solution
- Step 1: Write the proportion equation
194,541.99 : 268,467.94 = 105,117.99 : x - Step 2: Convert to fraction form
194,541.99/268,467.94 = 105,117.99/x - Step 3: Cross multiply
194,541.99x = 268,467.94 × 105,117.99 - Step 4: Simplify right side
194,541.99x = 28,220,810,232.24 - Step 5: Solve for x
x = 28,220,810,232.24/194,541.99 - Step 6: Final answer
x = 145,062.82
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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.