Finding the Fourth Proportional to 234,231.16, 351,412.08 and 76,469.08
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Solution
The fourth proportional to 234,231.16, 351,412.08 and 76,469.08 is: 114,724.95
Step by Step Solution
- Step 1: Write the proportion equation
234,231.16 : 351,412.08 = 76,469.08 : x - Step 2: Convert to fraction form
234,231.16/351,412.08 = 76,469.08/x - Step 3: Cross multiply
234,231.16x = 351,412.08 × 76,469.08 - Step 4: Simplify right side
234,231.16x = 26,872,158,458.49 - Step 5: Solve for x
x = 26,872,158,458.49/234,231.16 - Step 6: Final answer
x = 114,724.95
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1.5x scale
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.