Finding the Fourth Proportional to 221,767.93, 306,039.87 and 119,793.39
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Solution
The fourth proportional to 221,767.93, 306,039.87 and 119,793.39 is: 165,314.95
Step by Step Solution
- Step 1: Write the proportion equation
221,767.93 : 306,039.87 = 119,793.39 : x - Step 2: Convert to fraction form
221,767.93/306,039.87 = 119,793.39/x - Step 3: Cross multiply
221,767.93x = 306,039.87 × 119,793.39 - Step 4: Simplify right side
221,767.93x = 36,661,553,502.46 - Step 5: Solve for x
x = 36,661,553,502.46/221,767.93 - Step 6: Final answer
x = 165,314.95
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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.