Finding the Fourth Proportional to 239,315.99, 358,975.16 and 61,810.70
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Solution
The fourth proportional to 239,315.99, 358,975.16 and 61,810.70 is: 92,716.35
Step by Step Solution
- Step 1: Write the proportion equation
239,315.99 : 358,975.16 = 61,810.70 : x - Step 2: Convert to fraction form
239,315.99/358,975.16 = 61,810.70/x - Step 3: Cross multiply
239,315.99x = 358,975.16 × 61,810.70 - Step 4: Simplify right side
239,315.99x = 22,188,505,922.21 - Step 5: Solve for x
x = 22,188,505,922.21/239,315.99 - Step 6: Final answer
x = 92,716.35
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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.