Finding the Fourth Proportional to 232,919.92, 349,293.93 and 83,120.14
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Solution
The fourth proportional to 232,919.92, 349,293.93 and 83,120.14 is: 124,649.54
Step by Step Solution
- Step 1: Write the proportion equation
232,919.92 : 349,293.93 = 83,120.14 : x - Step 2: Convert to fraction form
232,919.92/349,293.93 = 83,120.14/x - Step 3: Cross multiply
232,919.92x = 349,293.93 × 83,120.14 - Step 4: Simplify right side
232,919.92x = 29,033,360,362.75 - Step 5: Solve for x
x = 29,033,360,362.75/232,919.92 - Step 6: Final answer
x = 124,649.54
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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.