Finding the Fourth Proportional to 248,640.07, 372,957.35 and 148,828.12
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Solution
The fourth proportional to 248,640.07, 372,957.35 and 148,828.12 is: 223,240.52
Step by Step Solution
- Step 1: Write the proportion equation
248,640.07 : 372,957.35 = 148,828.12 : x - Step 2: Convert to fraction form
248,640.07/372,957.35 = 148,828.12/x - Step 3: Cross multiply
248,640.07x = 372,957.35 × 148,828.12 - Step 4: Simplify right side
248,640.07x = 55,506,538,631.75 - Step 5: Solve for x
x = 55,506,538,631.75/248,640.07 - Step 6: Final answer
x = 223,240.52
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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.