Finding the Fourth Proportional to 108,695.16, 163,042.83 and 29,809.98
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Solution
The fourth proportional to 108,695.16, 163,042.83 and 29,809.98 is: 44,714.99
Step by Step Solution
- Step 1: Write the proportion equation
108,695.16 : 163,042.83 = 29,809.98 : x - Step 2: Convert to fraction form
108,695.16/163,042.83 = 29,809.98/x - Step 3: Cross multiply
108,695.16x = 163,042.83 × 29,809.98 - Step 4: Simplify right side
108,695.16x = 4,860,303,501.44 - Step 5: Solve for x
x = 4,860,303,501.44/108,695.16 - Step 6: Final answer
x = 44,714.99
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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.