Finding the Fourth Proportional to 96,793.26, 133,575.53 and 54,355.74
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Solution
The fourth proportional to 96,793.26, 133,575.53 and 54,355.74 is: 75,011.39
Step by Step Solution
- Step 1: Write the proportion equation
96,793.26 : 133,575.53 = 54,355.74 : x - Step 2: Convert to fraction form
96,793.26/133,575.53 = 54,355.74/x - Step 3: Cross multiply
96,793.26x = 133,575.53 × 54,355.74 - Step 4: Simplify right side
96,793.26x = 7,260,596,507.26 - Step 5: Solve for x
x = 7,260,596,507.26/96,793.26 - Step 6: Final answer
x = 75,011.39
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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.