Finding the Fourth Proportional to 251,157.84, 376,368.12 and 126,327.12
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Solution
The fourth proportional to 251,157.84, 376,368.12 and 126,327.12 is: 189,305.26
Step by Step Solution
- Step 1: Write the proportion equation
251,157.84 : 376,368.12 = 126,327.12 : x - Step 2: Convert to fraction form
251,157.84/376,368.12 = 126,327.12/x - Step 3: Cross multiply
251,157.84x = 376,368.12 × 126,327.12 - Step 4: Simplify right side
251,157.84x = 47,545,500,659.41 - Step 5: Solve for x
x = 47,545,500,659.41/251,157.84 - Step 6: Final answer
x = 189,305.26
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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.