Finding the Fourth Proportional to 152,772.16, 229,131.82 and 40,453.99
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Solution
The fourth proportional to 152,772.16, 229,131.82 and 40,453.99 is: 60,673.99
Step by Step Solution
- Step 1: Write the proportion equation
152,772.16 : 229,131.82 = 40,453.99 : x - Step 2: Convert to fraction form
152,772.16/229,131.82 = 40,453.99/x - Step 3: Cross multiply
152,772.16x = 229,131.82 × 40,453.99 - Step 4: Simplify right side
152,772.16x = 9,269,296,354.96 - Step 5: Solve for x
x = 9,269,296,354.96/152,772.16 - Step 6: Final answer
x = 60,673.99
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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.