Finding the Fourth Proportional to 219,977.62, 303,569.31 and 119,375.62
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Solution
The fourth proportional to 219,977.62, 303,569.31 and 119,375.62 is: 164,738.46
Step by Step Solution
- Step 1: Write the proportion equation
219,977.62 : 303,569.31 = 119,375.62 : x - Step 2: Convert to fraction form
219,977.62/303,569.31 = 119,375.62/x - Step 3: Cross multiply
219,977.62x = 303,569.31 × 119,375.62 - Step 4: Simplify right side
219,977.62x = 36,238,774,594.22 - Step 5: Solve for x
x = 36,238,774,594.22/219,977.62 - Step 6: Final answer
x = 164,738.46
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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.