Finding the Fourth Proportional to 219,879.02, 303,432.49 and 119,277.02
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Solution
The fourth proportional to 219,879.02, 303,432.49 and 119,277.02 is: 164,601.99
Step by Step Solution
- Step 1: Write the proportion equation
219,879.02 : 303,432.49 = 119,277.02 : x - Step 2: Convert to fraction form
219,879.02/303,432.49 = 119,277.02/x - Step 3: Cross multiply
219,879.02x = 303,432.49 × 119,277.02 - Step 4: Simplify right side
219,879.02x = 36,192,523,178.38 - Step 5: Solve for x
x = 36,192,523,178.38/219,879.02 - Step 6: Final answer
x = 164,601.99
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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.