Finding the Fourth Proportional to 132,482.11, 198,776.26 and 48,248.14
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Solution
The fourth proportional to 132,482.11, 198,776.26 and 48,248.14 is: 72,391.54
Step by Step Solution
- Step 1: Write the proportion equation
132,482.11 : 198,776.26 = 48,248.14 : x - Step 2: Convert to fraction form
132,482.11/198,776.26 = 48,248.14/x - Step 3: Cross multiply
132,482.11x = 198,776.26 × 48,248.14 - Step 4: Simplify right side
132,482.11x = 9,590,583,827.28 - Step 5: Solve for x
x = 9,590,583,827.28/132,482.11 - Step 6: Final answer
x = 72,391.54
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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.