Finding the Fourth Proportional to 234,228.36, 323,163.54 and 143,551.08
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Solution
The fourth proportional to 234,228.36, 323,163.54 and 143,551.08 is: 198,056.61
Step by Step Solution
- Step 1: Write the proportion equation
234,228.36 : 323,163.54 = 143,551.08 : x - Step 2: Convert to fraction form
234,228.36/323,163.54 = 143,551.08/x - Step 3: Cross multiply
234,228.36x = 323,163.54 × 143,551.08 - Step 4: Simplify right side
234,228.36x = 46,390,475,183.62 - Step 5: Solve for x
x = 46,390,475,183.62/234,228.36 - Step 6: Final answer
x = 198,056.61
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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.