Finding the Fourth Proportional to 121,845.23, 182,770.35 and 37,605.44
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Solution
The fourth proportional to 121,845.23, 182,770.35 and 37,605.44 is: 56,408.93
Step by Step Solution
- Step 1: Write the proportion equation
121,845.23 : 182,770.35 = 37,605.44 : x - Step 2: Convert to fraction form
121,845.23/182,770.35 = 37,605.44/x - Step 3: Cross multiply
121,845.23x = 182,770.35 × 37,605.44 - Step 4: Simplify right side
121,845.23x = 6,873,159,430.70 - Step 5: Solve for x
x = 6,873,159,430.70/121,845.23 - Step 6: Final answer
x = 56,408.93
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1.5x scale
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.