Finding the Fourth Proportional to 73,615.26, 101,586.84 and 40,909.56
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Solution
The fourth proportional to 73,615.26, 101,586.84 and 40,909.56 is: 56,453.96
Step by Step Solution
- Step 1: Write the proportion equation
73,615.26 : 101,586.84 = 40,909.56 : x - Step 2: Convert to fraction form
73,615.26/101,586.84 = 40,909.56/x - Step 3: Cross multiply
73,615.26x = 101,586.84 × 40,909.56 - Step 4: Simplify right side
73,615.26x = 4,155,872,926.19 - Step 5: Solve for x
x = 4,155,872,926.19/73,615.26 - Step 6: Final answer
x = 56,453.96
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1.5x scale
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.