Finding the Fourth Proportional to 229,193.10, 316,252.76 and 127,219.32
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Solution
The fourth proportional to 229,193.10, 316,252.76 and 127,219.32 is: 175,543.94
Step by Step Solution
- Step 1: Write the proportion equation
229,193.10 : 316,252.76 = 127,219.32 : x - Step 2: Convert to fraction form
229,193.10/316,252.76 = 127,219.32/x - Step 3: Cross multiply
229,193.10x = 316,252.76 × 127,219.32 - Step 4: Simplify right side
229,193.10x = 40,233,460,439.23 - Step 5: Solve for x
x = 40,233,460,439.23/229,193.10 - Step 6: Final answer
x = 175,543.94
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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.