Finding the Fourth Proportional to 161,322.48, 241,909.68 and 94,793.88
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Solution
The fourth proportional to 161,322.48, 241,909.68 and 94,793.88 is: 142,147.31
Step by Step Solution
- Step 1: Write the proportion equation
161,322.48 : 241,909.68 = 94,793.88 : x - Step 2: Convert to fraction form
161,322.48/241,909.68 = 94,793.88/x - Step 3: Cross multiply
161,322.48x = 241,909.68 × 94,793.88 - Step 4: Simplify right side
161,322.48x = 22,931,557,176.76 - Step 5: Solve for x
x = 22,931,557,176.76/161,322.48 - Step 6: Final answer
x = 142,147.31
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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.