Finding the Fourth Proportional to 251,575.23, 347,170.98 and 187,331.82
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Solution
The fourth proportional to 251,575.23, 347,170.98 and 187,331.82 is: 258,515.80
Step by Step Solution
- Step 1: Write the proportion equation
251,575.23 : 347,170.98 = 187,331.82 : x - Step 2: Convert to fraction form
251,575.23/347,170.98 = 187,331.82/x - Step 3: Cross multiply
251,575.23x = 347,170.98 × 187,331.82 - Step 4: Simplify right side
251,575.23x = 65,036,171,534.58 - Step 5: Solve for x
x = 65,036,171,534.58/251,575.23 - Step 6: Final answer
x = 258,515.80
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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.