Finding the Fourth Proportional to 282,130.18, 389,311.29 and 168,950.02
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Solution
The fourth proportional to 282,130.18, 389,311.29 and 168,950.02 is: 233,134.05
Step by Step Solution
- Step 1: Write the proportion equation
282,130.18 : 389,311.29 = 168,950.02 : x - Step 2: Convert to fraction form
282,130.18/389,311.29 = 168,950.02/x - Step 3: Cross multiply
282,130.18x = 389,311.29 × 168,950.02 - Step 4: Simplify right side
282,130.18x = 65,774,150,231.73 - Step 5: Solve for x
x = 65,774,150,231.73/282,130.18 - Step 6: Final answer
x = 233,134.05
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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.