Finding the Fourth Proportional to 208,965.26, 288,372.06 and 119,541.26
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Solution
The fourth proportional to 208,965.26, 288,372.06 and 119,541.26 is: 164,966.94
Step by Step Solution
- Step 1: Write the proportion equation
208,965.26 : 288,372.06 = 119,541.26 : x - Step 2: Convert to fraction form
208,965.26/288,372.06 = 119,541.26/x - Step 3: Cross multiply
208,965.26x = 288,372.06 × 119,541.26 - Step 4: Simplify right side
208,965.26x = 34,472,359,401.20 - Step 5: Solve for x
x = 34,472,359,401.20/208,965.26 - Step 6: Final answer
x = 164,966.94
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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.