Finding the Fourth Proportional to 197,484.99, 272,528.99 and 106,840.76
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Solution
The fourth proportional to 197,484.99, 272,528.99 and 106,840.76 is: 147,440.08
Step by Step Solution
- Step 1: Write the proportion equation
197,484.99 : 272,528.99 = 106,840.76 : x - Step 2: Convert to fraction form
197,484.99/272,528.99 = 106,840.76/x - Step 3: Cross multiply
197,484.99x = 272,528.99 × 106,840.76 - Step 4: Simplify right side
197,484.99x = 29,117,202,917.44 - Step 5: Solve for x
x = 29,117,202,917.44/197,484.99 - Step 6: Final answer
x = 147,440.08
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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.