Finding the Fourth Proportional to 83,031.36, 124,546.32 and 23,866.80
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Solution
The fourth proportional to 83,031.36, 124,546.32 and 23,866.80 is: 35,799.99
Step by Step Solution
- Step 1: Write the proportion equation
83,031.36 : 124,546.32 = 23,866.80 : x - Step 2: Convert to fraction form
83,031.36/124,546.32 = 23,866.80/x - Step 3: Cross multiply
83,031.36x = 124,546.32 × 23,866.80 - Step 4: Simplify right side
83,031.36x = 2,972,522,110.18 - Step 5: Solve for x
x = 2,972,522,110.18/83,031.36 - Step 6: Final answer
x = 35,799.99
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1.5x scale
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.