Finding the Fourth Proportional to 267,998.24, 369,820.98 and 147,138.84
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Solution
The fourth proportional to 267,998.24, 369,820.98 and 147,138.84 is: 203,042.49
Step by Step Solution
- Step 1: Write the proportion equation
267,998.24 : 369,820.98 = 147,138.84 : x - Step 2: Convert to fraction form
267,998.24/369,820.98 = 147,138.84/x - Step 3: Cross multiply
267,998.24x = 369,820.98 × 147,138.84 - Step 4: Simplify right side
267,998.24x = 54,415,030,004.86 - Step 5: Solve for x
x = 54,415,030,004.86/267,998.24 - Step 6: Final answer
x = 203,042.49
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1.5x scale
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.