Finding the Fourth Proportional to 223,152.08, 307,949.51 and 122,550.08
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Solution
The fourth proportional to 223,152.08, 307,949.51 and 122,550.08 is: 169,118.91
Step by Step Solution
- Step 1: Write the proportion equation
223,152.08 : 307,949.51 = 122,550.08 : x - Step 2: Convert to fraction form
223,152.08/307,949.51 = 122,550.08/x - Step 3: Cross multiply
223,152.08x = 307,949.51 × 122,550.08 - Step 4: Simplify right side
223,152.08x = 37,739,235,853.09 - Step 5: Solve for x
x = 37,739,235,853.09/223,152.08 - Step 6: Final answer
x = 169,118.91
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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.