Finding the Fourth Proportional to 248,631.24, 343,152.26 and 146,681.65
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Solution
The fourth proportional to 248,631.24, 343,152.26 and 146,681.65 is: 202,444.95
Step by Step Solution
- Step 1: Write the proportion equation
248,631.24 : 343,152.26 = 146,681.65 : x - Step 2: Convert to fraction form
248,631.24/343,152.26 = 146,681.65/x - Step 3: Cross multiply
248,631.24x = 343,152.26 × 146,681.65 - Step 4: Simplify right side
248,631.24x = 50,334,139,698.03 - Step 5: Solve for x
x = 50,334,139,698.03/248,631.24 - Step 6: Final answer
x = 202,444.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.