Finding the Fourth Proportional to 219,241.09, 302,552.53 and 118,639.09
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Solution
The fourth proportional to 219,241.09, 302,552.53 and 118,639.09 is: 163,721.85
Step by Step Solution
- Step 1: Write the proportion equation
219,241.09 : 302,552.53 = 118,639.09 : x - Step 2: Convert to fraction form
219,241.09/302,552.53 = 118,639.09/x - Step 3: Cross multiply
219,241.09x = 302,552.53 × 118,639.09 - Step 4: Simplify right side
219,241.09x = 35,894,556,836.40 - Step 5: Solve for x
x = 35,894,556,836.40/219,241.09 - Step 6: Final answer
x = 163,721.85
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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.