Finding the Fourth Proportional to 124,079.51, 186,202.65 and 123,622.99
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Solution
The fourth proportional to 124,079.51, 186,202.65 and 123,622.99 is: 185,517.56
Step by Step Solution
- Step 1: Write the proportion equation
124,079.51 : 186,202.65 = 123,622.99 : x - Step 2: Convert to fraction form
124,079.51/186,202.65 = 123,622.99/x - Step 3: Cross multiply
124,079.51x = 186,202.65 × 123,622.99 - Step 4: Simplify right side
124,079.51x = 23,018,928,338.92 - Step 5: Solve for x
x = 23,018,928,338.92/124,079.51 - Step 6: Final answer
x = 185,517.56
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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.