Finding the Fourth Proportional to 219,246.75, 302,560.92 and 118,644.75
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Solution
The fourth proportional to 219,246.75, 302,560.92 and 118,644.75 is: 163,729.97
Step by Step Solution
- Step 1: Write the proportion equation
219,246.75 : 302,560.92 = 118,644.75 : x - Step 2: Convert to fraction form
219,246.75/302,560.92 = 118,644.75/x - Step 3: Cross multiply
219,246.75x = 302,560.92 × 118,644.75 - Step 4: Simplify right side
219,246.75x = 35,897,264,713.17 - Step 5: Solve for x
x = 35,897,264,713.17/219,246.75 - Step 6: Final answer
x = 163,729.97
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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.