Finding the Fourth Proportional to 219,803.92, 303,329.58 and 119,201.92
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Solution
The fourth proportional to 219,803.92, 303,329.58 and 119,201.92 is: 164,498.74
Step by Step Solution
- Step 1: Write the proportion equation
219,803.92 : 303,329.58 = 119,201.92 : x - Step 2: Convert to fraction form
219,803.92/303,329.58 = 119,201.92/x - Step 3: Cross multiply
219,803.92x = 303,329.58 × 119,201.92 - Step 4: Simplify right side
219,803.92x = 36,157,468,328.79 - Step 5: Solve for x
x = 36,157,468,328.79/219,803.92 - Step 6: Final answer
x = 164,498.74
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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.