Finding the Fourth Proportional to 173,687.09, 239,692.64 and 102,070.94
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Solution
The fourth proportional to 173,687.09, 239,692.64 and 102,070.94 is: 140,860.51
Step by Step Solution
- Step 1: Write the proportion equation
173,687.09 : 239,692.64 = 102,070.94 : x - Step 2: Convert to fraction form
173,687.09/239,692.64 = 102,070.94/x - Step 3: Cross multiply
173,687.09x = 239,692.64 × 102,070.94 - Step 4: Simplify right side
173,687.09x = 24,465,651,367.06 - Step 5: Solve for x
x = 24,465,651,367.06/173,687.09 - Step 6: Final answer
x = 140,860.51
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.