Finding the Fourth Proportional to 219,552.12, 302,982.12 and 118,950.12
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Solution
The fourth proportional to 219,552.12, 302,982.12 and 118,950.12 is: 164,151.27
Step by Step Solution
- Step 1: Write the proportion equation
219,552.12 : 302,982.12 = 118,950.12 : x - Step 2: Convert to fraction form
219,552.12/302,982.12 = 118,950.12/x - Step 3: Cross multiply
219,552.12x = 302,982.12 × 118,950.12 - Step 4: Simplify right side
219,552.12x = 36,039,759,531.85 - Step 5: Solve for x
x = 36,039,759,531.85/219,552.12 - Step 6: Final answer
x = 164,151.27
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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.