Finding the Fourth Proportional to 94,331.92, 130,181.48 and 51,893.68
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Solution
The fourth proportional to 94,331.92, 130,181.48 and 51,893.68 is: 71,615.17
Step by Step Solution
- Step 1: Write the proportion equation
94,331.92 : 130,181.48 = 51,893.68 : x - Step 2: Convert to fraction form
94,331.92/130,181.48 = 51,893.68/x - Step 3: Cross multiply
94,331.92x = 130,181.48 × 51,893.68 - Step 4: Simplify right side
94,331.92x = 6,755,596,065.05 - Step 5: Solve for x
x = 6,755,596,065.05/94,331.92 - Step 6: Final answer
x = 71,615.17
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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.