Finding the Fourth Proportional to 135,525.48, 203,248.69 and 45,558.02
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Solution
The fourth proportional to 135,525.48, 203,248.69 and 45,558.02 is: 68,323.75
Step by Step Solution
- Step 1: Write the proportion equation
135,525.48 : 203,248.69 = 45,558.02 : x - Step 2: Convert to fraction form
135,525.48/203,248.69 = 45,558.02/x - Step 3: Cross multiply
135,525.48x = 203,248.69 × 45,558.02 - Step 4: Simplify right side
135,525.48x = 9,259,608,573.89 - Step 5: Solve for x
x = 9,259,608,573.89/135,525.48 - Step 6: Final answer
x = 68,323.75
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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.