Finding the Fourth Proportional to 197,756.24, 272,901.96 and 107,110.08
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Solution
The fourth proportional to 197,756.24, 272,901.96 and 107,110.08 is: 147,811.02
Step by Step Solution
- Step 1: Write the proportion equation
197,756.24 : 272,901.96 = 107,110.08 : x - Step 2: Convert to fraction form
197,756.24/272,901.96 = 107,110.08/x - Step 3: Cross multiply
197,756.24x = 272,901.96 × 107,110.08 - Step 4: Simplify right side
197,756.24x = 29,230,550,767.76 - Step 5: Solve for x
x = 29,230,550,767.76/197,756.24 - Step 6: Final answer
x = 147,811.02
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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.