Finding the Fourth Proportional to 88,324.56, 121,886.10 and 48,037.50
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Solution
The fourth proportional to 88,324.56, 121,886.10 and 48,037.50 is: 66,290.77
Step by Step Solution
- Step 1: Write the proportion equation
88,324.56 : 121,886.10 = 48,037.50 : x - Step 2: Convert to fraction form
88,324.56/121,886.10 = 48,037.50/x - Step 3: Cross multiply
88,324.56x = 121,886.10 × 48,037.50 - Step 4: Simplify right side
88,324.56x = 5,855,103,528.75 - Step 5: Solve for x
x = 5,855,103,528.75/88,324.56 - Step 6: Final answer
x = 66,290.77
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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.