Finding the Fourth Proportional to 73,202.67, 109,594.82 and 68,552.60
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Solution
The fourth proportional to 73,202.67, 109,594.82 and 68,552.60 is: 102,632.99
Step by Step Solution
- Step 1: Write the proportion equation
73,202.67 : 109,594.82 = 68,552.60 : x - Step 2: Convert to fraction form
73,202.67/109,594.82 = 68,552.60/x - Step 3: Cross multiply
73,202.67x = 109,594.82 × 68,552.60 - Step 4: Simplify right side
73,202.67x = 7,513,008,966.79 - Step 5: Solve for x
x = 7,513,008,966.79/73,202.67 - Step 6: Final answer
x = 102,632.99
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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.