Finding the Fourth Proportional to 251,950.88, 347,692.16 and 138,773.63
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Solution
The fourth proportional to 251,950.88, 347,692.16 and 138,773.63 is: 191,507.58
Step by Step Solution
- Step 1: Write the proportion equation
251,950.88 : 347,692.16 = 138,773.63 : x - Step 2: Convert to fraction form
251,950.88/347,692.16 = 138,773.63/x - Step 3: Cross multiply
251,950.88x = 347,692.16 × 138,773.63 - Step 4: Simplify right side
251,950.88x = 48,250,504,381.91 - Step 5: Solve for x
x = 48,250,504,381.91/251,950.88 - Step 6: Final answer
x = 191,507.58
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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.