Finding the Fourth Proportional to 96,243.36, 132,816.69 and 53,225.76
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Solution
The fourth proportional to 96,243.36, 132,816.69 and 53,225.76 is: 73,452.02
Step by Step Solution
- Step 1: Write the proportion equation
96,243.36 : 132,816.69 = 53,225.76 : x - Step 2: Convert to fraction form
96,243.36/132,816.69 = 53,225.76/x - Step 3: Cross multiply
96,243.36x = 132,816.69 × 53,225.76 - Step 4: Simplify right side
96,243.36x = 7,069,269,265.93 - Step 5: Solve for x
x = 7,069,269,265.93/96,243.36 - Step 6: Final answer
x = 73,452.02
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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.