Finding the Fourth Proportional to 84,117.61, 126,259.44 and 44,674.62
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Solution
The fourth proportional to 84,117.61, 126,259.44 and 44,674.62 is: 67,056.02
Step by Step Solution
- Step 1: Write the proportion equation
84,117.61 : 126,259.44 = 44,674.62 : x - Step 2: Convert to fraction form
84,117.61/126,259.44 = 44,674.62/x - Step 3: Cross multiply
84,117.61x = 126,259.44 × 44,674.62 - Step 4: Simplify right side
84,117.61x = 5,640,592,503.41 - Step 5: Solve for x
x = 5,640,592,503.41/84,117.61 - Step 6: Final answer
x = 67,056.02
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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.