Finding the Fourth Proportional to 132,270.08, 198,355.60 and 53,341.28
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Solution
The fourth proportional to 132,270.08, 198,355.60 and 53,341.28 is: 79,991.95
Step by Step Solution
- Step 1: Write the proportion equation
132,270.08 : 198,355.60 = 53,341.28 : x - Step 2: Convert to fraction form
132,270.08/198,355.60 = 53,341.28/x - Step 3: Cross multiply
132,270.08x = 198,355.60 × 53,341.28 - Step 4: Simplify right side
132,270.08x = 10,580,541,599.17 - Step 5: Solve for x
x = 10,580,541,599.17/132,270.08 - Step 6: Final answer
x = 79,991.95
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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.