Finding the Fourth Proportional to 234,321.36, 351,505.68 and 65,842.08
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Solution
The fourth proportional to 234,321.36, 351,505.68 and 65,842.08 is: 98,769.76
Step by Step Solution
- Step 1: Write the proportion equation
234,321.36 : 351,505.68 = 65,842.08 : x - Step 2: Convert to fraction form
234,321.36/351,505.68 = 65,842.08/x - Step 3: Cross multiply
234,321.36x = 351,505.68 × 65,842.08 - Step 4: Simplify right side
234,321.36x = 23,143,865,103.01 - Step 5: Solve for x
x = 23,143,865,103.01/234,321.36 - Step 6: Final answer
x = 98,769.76
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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.