Finding the Fourth Proportional to 96,906.72, 134,109.36 and 94,575.84
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Solution
The fourth proportional to 96,906.72, 134,109.36 and 94,575.84 is: 130,883.65
Step by Step Solution
- Step 1: Write the proportion equation
96,906.72 : 134,109.36 = 94,575.84 : x - Step 2: Convert to fraction form
96,906.72/134,109.36 = 94,575.84/x - Step 3: Cross multiply
96,906.72x = 134,109.36 × 94,575.84 - Step 4: Simplify right side
96,906.72x = 12,683,505,373.86 - Step 5: Solve for x
x = 12,683,505,373.86/96,906.72 - Step 6: Final answer
x = 130,883.65
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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.