Finding the Fourth Proportional to 73,613.24, 110,430.48 and 36,175.44
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Solution
The fourth proportional to 73,613.24, 110,430.48 and 36,175.44 is: 54,268.38
Step by Step Solution
- Step 1: Write the proportion equation
73,613.24 : 110,430.48 = 36,175.44 : x - Step 2: Convert to fraction form
73,613.24/110,430.48 = 36,175.44/x - Step 3: Cross multiply
73,613.24x = 110,430.48 × 36,175.44 - Step 4: Simplify right side
73,613.24x = 3,994,871,203.41 - Step 5: Solve for x
x = 3,994,871,203.41/73,613.24 - Step 6: Final answer
x = 54,268.38
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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.