Finding the Fourth Proportional to 234,711.99, 323,902.71 and 127,281.99
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Solution
The fourth proportional to 234,711.99, 323,902.71 and 127,281.99 is: 175,649.24
Step by Step Solution
- Step 1: Write the proportion equation
234,711.99 : 323,902.71 = 127,281.99 : x - Step 2: Convert to fraction form
234,711.99/323,902.71 = 127,281.99/x - Step 3: Cross multiply
234,711.99x = 323,902.71 × 127,281.99 - Step 4: Simplify right side
234,711.99x = 41,226,981,495.19 - Step 5: Solve for x
x = 41,226,981,495.19/234,711.99 - Step 6: Final answer
x = 175,649.24
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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.