Finding the Fourth Proportional to 269,734.14, 372,206.61 and 148,867.63
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Solution
The fourth proportional to 269,734.14, 372,206.61 and 148,867.63 is: 205,422.70
Step by Step Solution
- Step 1: Write the proportion equation
269,734.14 : 372,206.61 = 148,867.63 : x - Step 2: Convert to fraction form
269,734.14/372,206.61 = 148,867.63/x - Step 3: Cross multiply
269,734.14x = 372,206.61 × 148,867.63 - Step 4: Simplify right side
269,734.14x = 55,409,514,970.52 - Step 5: Solve for x
x = 55,409,514,970.52/269,734.14 - Step 6: Final answer
x = 205,422.70
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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.