Finding the Fourth Proportional to 151,440.74, 227,117.36 and 51,598.72
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Solution
The fourth proportional to 151,440.74, 227,117.36 and 51,598.72 is: 77,383.17
Step by Step Solution
- Step 1: Write the proportion equation
151,440.74 : 227,117.36 = 51,598.72 : x - Step 2: Convert to fraction form
151,440.74/227,117.36 = 51,598.72/x - Step 3: Cross multiply
151,440.74x = 227,117.36 × 51,598.72 - Step 4: Simplify right side
151,440.74x = 11,718,965,065.78 - Step 5: Solve for x
x = 11,718,965,065.78/151,440.74 - Step 6: Final answer
x = 77,383.17
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.