Finding the Fourth Proportional to 73,567.97, 110,351.18 and 48,719.19
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Solution
The fourth proportional to 73,567.97, 110,351.18 and 48,719.19 is: 73,078.28
Step by Step Solution
- Step 1: Write the proportion equation
73,567.97 : 110,351.18 = 48,719.19 : x - Step 2: Convert to fraction form
73,567.97/110,351.18 = 48,719.19/x - Step 3: Cross multiply
73,567.97x = 110,351.18 × 48,719.19 - Step 4: Simplify right side
73,567.97x = 5,376,220,744.21 - Step 5: Solve for x
x = 5,376,220,744.21/73,567.97 - Step 6: Final answer
x = 73,078.28
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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.