Finding the Fourth Proportional to 95,899.41, 132,335.55 and 55,053.99
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Solution
The fourth proportional to 95,899.41, 132,335.55 and 55,053.99 is: 75,971.27
Step by Step Solution
- Step 1: Write the proportion equation
95,899.41 : 132,335.55 = 55,053.99 : x - Step 2: Convert to fraction form
95,899.41/132,335.55 = 55,053.99/x - Step 3: Cross multiply
95,899.41x = 132,335.55 × 55,053.99 - Step 4: Simplify right side
95,899.41x = 7,285,600,046.34 - Step 5: Solve for x
x = 7,285,600,046.34/95,899.41 - Step 6: Final answer
x = 75,971.27
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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.