Finding the Fourth Proportional to 234,610.99, 351,922.25 and 76,833.07
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Solution
The fourth proportional to 234,610.99, 351,922.25 and 76,833.07 is: 115,251.49
Step by Step Solution
- Step 1: Write the proportion equation
234,610.99 : 351,922.25 = 76,833.07 : x - Step 2: Convert to fraction form
234,610.99/351,922.25 = 76,833.07/x - Step 3: Cross multiply
234,610.99x = 351,922.25 × 76,833.07 - Step 4: Simplify right side
234,610.99x = 27,039,266,868.81 - Step 5: Solve for x
x = 27,039,266,868.81/234,610.99 - Step 6: Final answer
x = 115,251.49
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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.