Finding the Fourth Proportional to 96,543.58, 133,202.65 and 56,249.55
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Solution
The fourth proportional to 96,543.58, 133,202.65 and 56,249.55 is: 77,608.37
Step by Step Solution
- Step 1: Write the proportion equation
96,543.58 : 133,202.65 = 56,249.55 : x - Step 2: Convert to fraction form
96,543.58/133,202.65 = 56,249.55/x - Step 3: Cross multiply
96,543.58x = 133,202.65 × 56,249.55 - Step 4: Simplify right side
96,543.58x = 7,492,589,853.13 - Step 5: Solve for x
x = 7,492,589,853.13/96,543.58 - Step 6: Final answer
x = 77,608.37
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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.