Finding the Third Proportional to 45,238.50 and 70,443
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Solution
The third proportional to 45,238.50 and 70,443 is: 109,690.11
Step by Step Solution
- Step 1: Write the proportion equation
45,238.50 : 70,443 = 70,443 : x - Step 2: Convert to fraction form
45,238.50/70,443 = 70,443/x - Step 3: Cross multiply
45,238.50x = 70,443 × 70,443 - Step 4: Simplify right side
45,238.50x = 4,962,216,249 - Step 5: Solve for x
x = 4,962,216,249/45,238.50 - Step 6: Final answer
x = 109,690.11
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These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.