Finding the Fourth Proportional to 135,352.88, 203,070.84 and 60,535.95
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Solution
The fourth proportional to 135,352.88, 203,070.84 and 60,535.95 is: 90,822.50
Step by Step Solution
- Step 1: Write the proportion equation
135,352.88 : 203,070.84 = 60,535.95 : x - Step 2: Convert to fraction form
135,352.88/203,070.84 = 60,535.95/x - Step 3: Cross multiply
135,352.88x = 203,070.84 × 60,535.95 - Step 4: Simplify right side
135,352.88x = 12,293,086,216.70 - Step 5: Solve for x
x = 12,293,086,216.70/135,352.88 - Step 6: Final answer
x = 90,822.50
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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.