Finding the Fourth Proportional to 135,092.07, 202,673.12 and 71,860.12
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Solution
The fourth proportional to 135,092.07, 202,673.12 and 71,860.12 is: 107,808.80
Step by Step Solution
- Step 1: Write the proportion equation
135,092.07 : 202,673.12 = 71,860.12 : x - Step 2: Convert to fraction form
135,092.07/202,673.12 = 71,860.12/x - Step 3: Cross multiply
135,092.07x = 202,673.12 × 71,860.12 - Step 4: Simplify right side
135,092.07x = 14,564,113,857.99 - Step 5: Solve for x
x = 14,564,113,857.99/135,092.07 - Step 6: Final answer
x = 107,808.80
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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.