Finding the Fourth Proportional to 234,538.70, 323,663.42 and 127,108.70
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Solution
The fourth proportional to 234,538.70, 323,663.42 and 127,108.70 is: 175,410.02
Step by Step Solution
- Step 1: Write the proportion equation
234,538.70 : 323,663.42 = 127,108.70 : x - Step 2: Convert to fraction form
234,538.70/323,663.42 = 127,108.70/x - Step 3: Cross multiply
234,538.70x = 323,663.42 × 127,108.70 - Step 4: Simplify right side
234,538.70x = 41,140,437,680.68 - Step 5: Solve for x
x = 41,140,437,680.68/234,538.70 - Step 6: Final answer
x = 175,410.02
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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.