Finding the Fourth Proportional to 107,537.04, 161,301.92 and 40,974.80
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Solution
The fourth proportional to 107,537.04, 161,301.92 and 40,974.80 is: 61,460.80
Step by Step Solution
- Step 1: Write the proportion equation
107,537.04 : 161,301.92 = 40,974.80 : x - Step 2: Convert to fraction form
107,537.04/161,301.92 = 40,974.80/x - Step 3: Cross multiply
107,537.04x = 161,301.92 × 40,974.80 - Step 4: Simplify right side
107,537.04x = 6,609,312,900.23 - Step 5: Solve for x
x = 6,609,312,900.23/107,537.04 - Step 6: Final answer
x = 61,460.80
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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.