Finding the Fourth Proportional to 251,537.81, 377,343.77 and 83,075.63
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Solution
The fourth proportional to 251,537.81, 377,343.77 and 83,075.63 is: 124,625.68
Step by Step Solution
- Step 1: Write the proportion equation
251,537.81 : 377,343.77 = 83,075.63 : x - Step 2: Convert to fraction form
251,537.81/377,343.77 = 83,075.63/x - Step 3: Cross multiply
251,537.81x = 377,343.77 × 83,075.63 - Step 4: Simplify right side
251,537.81x = 31,348,069,117.23 - Step 5: Solve for x
x = 31,348,069,117.23/251,537.81 - Step 6: Final answer
x = 124,625.68
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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.