Finding the Fourth Proportional to 219,972.03, 303,561.42 and 119,370.03
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Solution
The fourth proportional to 219,972.03, 303,561.42 and 119,370.03 is: 164,730.65
Step by Step Solution
- Step 1: Write the proportion equation
219,972.03 : 303,561.42 = 119,370.03 : x - Step 2: Convert to fraction form
219,972.03/303,561.42 = 119,370.03/x - Step 3: Cross multiply
219,972.03x = 303,561.42 × 119,370.03 - Step 4: Simplify right side
219,972.03x = 36,236,135,812.24 - Step 5: Solve for x
x = 36,236,135,812.24/219,972.03 - Step 6: Final answer
x = 164,730.65
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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.