Finding the Fourth Proportional to 73,735.63, 110,603.84 and 18,331.63
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Solution
The fourth proportional to 73,735.63, 110,603.84 and 18,331.63 is: 27,497.54
Step by Step Solution
- Step 1: Write the proportion equation
73,735.63 : 110,603.84 = 18,331.63 : x - Step 2: Convert to fraction form
73,735.63/110,603.84 = 18,331.63/x - Step 3: Cross multiply
73,735.63x = 110,603.84 × 18,331.63 - Step 4: Simplify right side
73,735.63x = 2,027,548,671.46 - Step 5: Solve for x
x = 2,027,548,671.46/73,735.63 - Step 6: Final answer
x = 27,497.54
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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.