Finding the Fourth Proportional to 160,585.17, 221,518.26 and 126,467.97
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Solution
The fourth proportional to 160,585.17, 221,518.26 and 126,467.97 is: 174,455.49
Step by Step Solution
- Step 1: Write the proportion equation
160,585.17 : 221,518.26 = 126,467.97 : x - Step 2: Convert to fraction form
160,585.17/221,518.26 = 126,467.97/x - Step 3: Cross multiply
160,585.17x = 221,518.26 × 126,467.97 - Step 4: Simplify right side
160,585.17x = 28,014,964,660.13 - Step 5: Solve for x
x = 28,014,964,660.13/160,585.17 - Step 6: Final answer
x = 174,455.49
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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.