Finding the Fourth Proportional to 96,253.28, 132,828.96 and 53,811.68
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Solution
The fourth proportional to 96,253.28, 132,828.96 and 53,811.68 is: 74,259.80
Step by Step Solution
- Step 1: Write the proportion equation
96,253.28 : 132,828.96 = 53,811.68 : x - Step 2: Convert to fraction form
96,253.28/132,828.96 = 53,811.68/x - Step 3: Cross multiply
96,253.28x = 132,828.96 × 53,811.68 - Step 4: Simplify right side
96,253.28x = 7,147,749,490.25 - Step 5: Solve for x
x = 7,147,749,490.25/96,253.28 - Step 6: Final answer
x = 74,259.80
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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.