Finding the Fourth Proportional to 96,577.26, 144,829.48 and 40,421.26
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Solution
The fourth proportional to 96,577.26, 144,829.48 and 40,421.26 is: 60,616.65
Step by Step Solution
- Step 1: Write the proportion equation
96,577.26 : 144,829.48 = 40,421.26 : x - Step 2: Convert to fraction form
96,577.26/144,829.48 = 40,421.26/x - Step 3: Cross multiply
96,577.26x = 144,829.48 × 40,421.26 - Step 4: Simplify right side
96,577.26x = 5,854,190,066.74 - Step 5: Solve for x
x = 5,854,190,066.74/96,577.26 - Step 6: Final answer
x = 60,616.65
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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.