Finding the Fourth Proportional to 135,391.41, 203,203.76 and 65,329.65
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Solution
The fourth proportional to 135,391.41, 203,203.76 and 65,329.65 is: 98,050.76
Step by Step Solution
- Step 1: Write the proportion equation
135,391.41 : 203,203.76 = 65,329.65 : x - Step 2: Convert to fraction form
135,391.41/203,203.76 = 65,329.65/x - Step 3: Cross multiply
135,391.41x = 203,203.76 × 65,329.65 - Step 4: Simplify right side
135,391.41x = 13,275,230,192.84 - Step 5: Solve for x
x = 13,275,230,192.84/135,391.41 - Step 6: Final answer
x = 98,050.76
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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.