Finding the Fourth Proportional to 248,750.92, 343,276.14 and 135,573.76
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Solution
The fourth proportional to 248,750.92, 343,276.14 and 135,573.76 is: 187,091.72
Step by Step Solution
- Step 1: Write the proportion equation
248,750.92 : 343,276.14 = 135,573.76 : x - Step 2: Convert to fraction form
248,750.92/343,276.14 = 135,573.76/x - Step 3: Cross multiply
248,750.92x = 343,276.14 × 135,573.76 - Step 4: Simplify right side
248,750.92x = 46,539,237,018.09 - Step 5: Solve for x
x = 46,539,237,018.09/248,750.92 - Step 6: Final answer
x = 187,091.72
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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.