Finding the Fourth Proportional to 126,336.08, 189,437.88 and 63,088.40
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Solution
The fourth proportional to 126,336.08, 189,437.88 and 63,088.40 is: 94,599.52
Step by Step Solution
- Step 1: Write the proportion equation
126,336.08 : 189,437.88 = 63,088.40 : x - Step 2: Convert to fraction form
126,336.08/189,437.88 = 63,088.40/x - Step 3: Cross multiply
126,336.08x = 189,437.88 × 63,088.40 - Step 4: Simplify right side
126,336.08x = 11,951,332,748.59 - Step 5: Solve for x
x = 11,951,332,748.59/126,336.08 - Step 6: Final answer
x = 94,599.52
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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.