Finding the Fourth Proportional to 135,840.20, 203,750.68 and 35,998.19
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Solution
The fourth proportional to 135,840.20, 203,750.68 and 35,998.19 is: 53,994.74
Step by Step Solution
- Step 1: Write the proportion equation
135,840.20 : 203,750.68 = 35,998.19 : x - Step 2: Convert to fraction form
135,840.20/203,750.68 = 35,998.19/x - Step 3: Cross multiply
135,840.20x = 203,750.68 × 35,998.19 - Step 4: Simplify right side
135,840.20x = 7,334,655,691.27 - Step 5: Solve for x
x = 7,334,655,691.27/135,840.20 - Step 6: Final answer
x = 53,994.74
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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.