Finding the Fourth Proportional to 234,674.98, 351,803.68 and 84,881.95
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Solution
The fourth proportional to 234,674.98, 351,803.68 and 84,881.95 is: 127,247.41
Step by Step Solution
- Step 1: Write the proportion equation
234,674.98 : 351,803.68 = 84,881.95 : x - Step 2: Convert to fraction form
234,674.98/351,803.68 = 84,881.95/x - Step 3: Cross multiply
234,674.98x = 351,803.68 × 84,881.95 - Step 4: Simplify right side
234,674.98x = 29,861,782,375.58 - Step 5: Solve for x
x = 29,861,782,375.58/234,674.98 - Step 6: Final answer
x = 127,247.41
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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.