Finding the Fourth Proportional to 132,201.68, 198,336.68 and 57,304.52
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Solution
The fourth proportional to 132,201.68, 198,336.68 and 57,304.52 is: 85,971.59
Step by Step Solution
- Step 1: Write the proportion equation
132,201.68 : 198,336.68 = 57,304.52 : x - Step 2: Convert to fraction form
132,201.68/198,336.68 = 57,304.52/x - Step 3: Cross multiply
132,201.68x = 198,336.68 × 57,304.52 - Step 4: Simplify right side
132,201.68x = 11,365,588,248.58 - Step 5: Solve for x
x = 11,365,588,248.58/132,201.68 - Step 6: Final answer
x = 85,971.59
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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.