Finding the Fourth Proportional to 96,041.42, 132,529.88 and 55,748.68
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Solution
The fourth proportional to 96,041.42, 132,529.88 and 55,748.68 is: 76,928.95
Step by Step Solution
- Step 1: Write the proportion equation
96,041.42 : 132,529.88 = 55,748.68 : x - Step 2: Convert to fraction form
96,041.42/132,529.88 = 55,748.68/x - Step 3: Cross multiply
96,041.42x = 132,529.88 × 55,748.68 - Step 4: Simplify right side
96,041.42x = 7,388,365,870.56 - Step 5: Solve for x
x = 7,388,365,870.56/96,041.42 - Step 6: Final answer
x = 76,928.95
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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.