Finding the Fourth Proportional to 97,287.75, 145,939.05 and 37,345.02
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Solution
The fourth proportional to 97,287.75, 145,939.05 and 37,345.02 is: 56,020.38
Step by Step Solution
- Step 1: Write the proportion equation
97,287.75 : 145,939.05 = 37,345.02 : x - Step 2: Convert to fraction form
97,287.75/145,939.05 = 37,345.02/x - Step 3: Cross multiply
97,287.75x = 145,939.05 × 37,345.02 - Step 4: Simplify right side
97,287.75x = 5,450,096,741.03 - Step 5: Solve for x
x = 5,450,096,741.03/97,287.75 - Step 6: Final answer
x = 56,020.38
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.