Finding the Fourth Proportional to 135,959.75, 203,887.56 and 44,753.75
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Solution
The fourth proportional to 135,959.75, 203,887.56 and 44,753.75 is: 67,113.49
Step by Step Solution
- Step 1: Write the proportion equation
135,959.75 : 203,887.56 = 44,753.75 : x - Step 2: Convert to fraction form
135,959.75/203,887.56 = 44,753.75/x - Step 3: Cross multiply
135,959.75x = 203,887.56 × 44,753.75 - Step 4: Simplify right side
135,959.75x = 9,124,732,888.35 - Step 5: Solve for x
x = 9,124,732,888.35/135,959.75 - Step 6: Final answer
x = 67,113.49
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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.