Finding the Fourth Proportional to 197,370.01, 272,370.40 and 106,725.75
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Solution
The fourth proportional to 197,370.01, 272,370.40 and 106,725.75 is: 147,281.42
Step by Step Solution
- Step 1: Write the proportion equation
197,370.01 : 272,370.40 = 106,725.75 : x - Step 2: Convert to fraction form
197,370.01/272,370.40 = 106,725.75/x - Step 3: Cross multiply
197,370.01x = 272,370.40 × 106,725.75 - Step 4: Simplify right side
197,370.01x = 29,068,935,217.80 - Step 5: Solve for x
x = 29,068,935,217.80/197,370.01 - Step 6: Final answer
x = 147,281.42
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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.