Finding the Fourth Proportional to 263,819.21, 364,088.36 and 149,058.05
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Solution
The fourth proportional to 263,819.21, 364,088.36 and 149,058.05 is: 205,710.19
Step by Step Solution
- Step 1: Write the proportion equation
263,819.21 : 364,088.36 = 149,058.05 : x - Step 2: Convert to fraction form
263,819.21/364,088.36 = 149,058.05/x - Step 3: Cross multiply
263,819.21x = 364,088.36 × 149,058.05 - Step 4: Simplify right side
263,819.21x = 54,270,299,521.50 - Step 5: Solve for x
x = 54,270,299,521.50/263,819.21 - Step 6: Final answer
x = 205,710.19
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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.