Finding the Fourth Proportional to 160,672.03, 239,571.56 and 156,258.07
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Solution
The fourth proportional to 160,672.03, 239,571.56 and 156,258.07 is: 232,990.09
Step by Step Solution
- Step 1: Write the proportion equation
160,672.03 : 239,571.56 = 156,258.07 : x - Step 2: Convert to fraction form
160,672.03/239,571.56 = 156,258.07/x - Step 3: Cross multiply
160,672.03x = 239,571.56 × 156,258.07 - Step 4: Simplify right side
160,672.03x = 37,434,989,384.21 - Step 5: Solve for x
x = 37,434,989,384.21/160,672.03 - Step 6: Final answer
x = 232,990.09
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.