Finding the Fourth Proportional to 126,177.08, 189,293.36 and 37,425.20
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Solution
The fourth proportional to 126,177.08, 189,293.36 and 37,425.20 is: 56,146.02
Step by Step Solution
- Step 1: Write the proportion equation
126,177.08 : 189,293.36 = 37,425.20 : x - Step 2: Convert to fraction form
126,177.08/189,293.36 = 37,425.20/x - Step 3: Cross multiply
126,177.08x = 189,293.36 × 37,425.20 - Step 4: Simplify right side
126,177.08x = 7,084,340,723.08 - Step 5: Solve for x
x = 7,084,340,723.08/126,177.08 - Step 6: Final answer
x = 56,146.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.