Finding the Fourth Proportional to 179,737.14, 248,066.34 and 107,148.95
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Solution
The fourth proportional to 179,737.14, 248,066.34 and 107,148.95 is: 147,882.88
Step by Step Solution
- Step 1: Write the proportion equation
179,737.14 : 248,066.34 = 107,148.95 : x - Step 2: Convert to fraction form
179,737.14/248,066.34 = 107,148.95/x - Step 3: Cross multiply
179,737.14x = 248,066.34 × 107,148.95 - Step 4: Simplify right side
179,737.14x = 26,580,046,621.01 - Step 5: Solve for x
x = 26,580,046,621.01/179,737.14 - Step 6: Final answer
x = 147,882.88
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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.