Finding the Fourth Proportional to 108,372.99, 149,551.23 and 60,625.32
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Solution
The fourth proportional to 108,372.99, 149,551.23 and 60,625.32 is: 83,660.99
Step by Step Solution
- Step 1: Write the proportion equation
108,372.99 : 149,551.23 = 60,625.32 : x - Step 2: Convert to fraction form
108,372.99/149,551.23 = 60,625.32/x - Step 3: Cross multiply
108,372.99x = 149,551.23 × 60,625.32 - Step 4: Simplify right side
108,372.99x = 9,066,591,175.14 - Step 5: Solve for x
x = 9,066,591,175.14/108,372.99 - Step 6: Final answer
x = 83,660.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.