Finding the Fourth Proportional to 135,506.48, 203,259.86 and 40,736.63
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Solution
The fourth proportional to 135,506.48, 203,259.86 and 40,736.63 is: 61,104.99
Step by Step Solution
- Step 1: Write the proportion equation
135,506.48 : 203,259.86 = 40,736.63 : x - Step 2: Convert to fraction form
135,506.48/203,259.86 = 40,736.63/x - Step 3: Cross multiply
135,506.48x = 203,259.86 × 40,736.63 - Step 4: Simplify right side
135,506.48x = 8,280,122,339.16 - Step 5: Solve for x
x = 8,280,122,339.16/135,506.48 - Step 6: Final answer
x = 61,104.99
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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.