Finding the Fourth Proportional to 149,167.44, 205,804.62 and 84,625.98
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Solution
The fourth proportional to 149,167.44, 205,804.62 and 84,625.98 is: 116,757.50
Step by Step Solution
- Step 1: Write the proportion equation
149,167.44 : 205,804.62 = 84,625.98 : x - Step 2: Convert to fraction form
149,167.44/205,804.62 = 84,625.98/x - Step 3: Cross multiply
149,167.44x = 205,804.62 × 84,625.98 - Step 4: Simplify right side
149,167.44x = 17,416,417,656.03 - Step 5: Solve for x
x = 17,416,417,656.03/149,167.44 - Step 6: Final answer
x = 116,757.50
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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.