Finding the Third Proportional to 75,368.81 and 156,939.75
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Solution
The third proportional to 75,368.81 and 156,939.75 is: 326,794.12
Step by Step Solution
- Step 1: Write the proportion equation
75,368.81 : 156,939.75 = 156,939.75 : x - Step 2: Convert to fraction form
75,368.81/156,939.75 = 156,939.75/x - Step 3: Cross multiply
75,368.81x = 156,939.75 × 156,939.75 - Step 4: Simplify right side
75,368.81x = 24,630,085,130.06 - Step 5: Solve for x
x = 24,630,085,130.06/75,368.81 - Step 6: Final answer
x = 326,794.12
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These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.