Finding the Fourth Proportional to 234,230.17, 323,237.74 and 126,800.20
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Solution
The fourth proportional to 234,230.17, 323,237.74 and 126,800.20 is: 174,984.34
Step by Step Solution
- Step 1: Write the proportion equation
234,230.17 : 323,237.74 = 126,800.20 : x - Step 2: Convert to fraction form
234,230.17/323,237.74 = 126,800.20/x - Step 3: Cross multiply
234,230.17x = 323,237.74 × 126,800.20 - Step 4: Simplify right side
234,230.17x = 40,986,611,485.92 - Step 5: Solve for x
x = 40,986,611,485.92/234,230.17 - Step 6: Final answer
x = 174,984.34
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1.5x scale
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.