Finding the Fourth Proportional to 203,177.52, 280,523.52 and 126,726.48
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Solution
The fourth proportional to 203,177.52, 280,523.52 and 126,726.48 is: 174,968.95
Step by Step Solution
- Step 1: Write the proportion equation
203,177.52 : 280,523.52 = 126,726.48 : x - Step 2: Convert to fraction form
203,177.52/280,523.52 = 126,726.48/x - Step 3: Cross multiply
203,177.52x = 280,523.52 × 126,726.48 - Step 4: Simplify right side
203,177.52x = 35,549,758,246.81 - Step 5: Solve for x
x = 35,549,758,246.81/203,177.52 - Step 6: Final answer
x = 174,968.95
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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.