Finding the Fourth Proportional to 132,575.94, 198,862.11 and 48,354.66
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Solution
The fourth proportional to 132,575.94, 198,862.11 and 48,354.66 is: 72,531.33
Step by Step Solution
- Step 1: Write the proportion equation
132,575.94 : 198,862.11 = 48,354.66 : x - Step 2: Convert to fraction form
132,575.94/198,862.11 = 48,354.66/x - Step 3: Cross multiply
132,575.94x = 198,862.11 × 48,354.66 - Step 4: Simplify right side
132,575.94x = 9,615,909,715.93 - Step 5: Solve for x
x = 9,615,909,715.93/132,575.94 - Step 6: Final answer
x = 72,531.33
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.