Finding the Fourth Proportional to 80,432.08, 120,649.04 and 24,272.67
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Solution
The fourth proportional to 80,432.08, 120,649.04 and 24,272.67 is: 36,409.28
Step by Step Solution
- Step 1: Write the proportion equation
80,432.08 : 120,649.04 = 24,272.67 : x - Step 2: Convert to fraction form
80,432.08/120,649.04 = 24,272.67/x - Step 3: Cross multiply
80,432.08x = 120,649.04 × 24,272.67 - Step 4: Simplify right side
80,432.08x = 2,928,473,609.13 - Step 5: Solve for x
x = 2,928,473,609.13/80,432.08 - Step 6: Final answer
x = 36,409.28
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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.