Finding the Fourth Proportional to 219,805.92, 303,332.34 and 119,203.92
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Solution
The fourth proportional to 219,805.92, 303,332.34 and 119,203.92 is: 164,501.50
Step by Step Solution
- Step 1: Write the proportion equation
219,805.92 : 303,332.34 = 119,203.92 : x - Step 2: Convert to fraction form
219,805.92/303,332.34 = 119,203.92/x - Step 3: Cross multiply
219,805.92x = 303,332.34 × 119,203.92 - Step 4: Simplify right side
219,805.92x = 36,158,403,990.77 - Step 5: Solve for x
x = 36,158,403,990.77/219,805.92 - Step 6: Final answer
x = 164,501.50
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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.