Finding the Fourth Proportional to 83,852.94, 125,783.36 and 27,698.07
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Solution
The fourth proportional to 83,852.94, 125,783.36 and 27,698.07 is: 41,548.41
Step by Step Solution
- Step 1: Write the proportion equation
83,852.94 : 125,783.36 = 27,698.07 : x - Step 2: Convert to fraction form
83,852.94/125,783.36 = 27,698.07/x - Step 3: Cross multiply
83,852.94x = 125,783.36 × 27,698.07 - Step 4: Simplify right side
83,852.94x = 3,483,956,310.12 - Step 5: Solve for x
x = 3,483,956,310.12/83,852.94 - Step 6: Final answer
x = 41,548.41
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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.