Finding the Fourth Proportional to 154,649, 231,973.50 and 37,913
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Solution
The fourth proportional to 154,649, 231,973.50 and 37,913 is: 56,869.50
Step by Step Solution
- Step 1: Write the proportion equation
154,649 : 231,973.50 = 37,913 : x - Step 2: Convert to fraction form
154,649/231,973.50 = 37,913/x - Step 3: Cross multiply
154,649x = 231,973.50 × 37,913 - Step 4: Simplify right side
154,649x = 8,794,811,305.50 - Step 5: Solve for x
x = 8,794,811,305.50/154,649 - Step 6: Final answer
x = 56,869.50
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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.