Finding the Fourth Proportional to 234,128.07, 350,981.35 and 84,262.98
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Solution
The fourth proportional to 234,128.07, 350,981.35 and 84,262.98 is: 126,318.62
Step by Step Solution
- Step 1: Write the proportion equation
234,128.07 : 350,981.35 = 84,262.98 : x - Step 2: Convert to fraction form
234,128.07/350,981.35 = 84,262.98/x - Step 3: Cross multiply
234,128.07x = 350,981.35 × 84,262.98 - Step 4: Simplify right side
234,128.07x = 29,574,734,475.42 - Step 5: Solve for x
x = 29,574,734,475.42/234,128.07 - Step 6: Final answer
x = 126,318.62
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.