Finding the Fourth Proportional to 197,201.70, 295,802.55 and 163,959.30
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Solution
The fourth proportional to 197,201.70, 295,802.55 and 163,959.30 is: 245,938.95
Step by Step Solution
- Step 1: Write the proportion equation
197,201.70 : 295,802.55 = 163,959.30 : x - Step 2: Convert to fraction form
197,201.70/295,802.55 = 163,959.30/x - Step 3: Cross multiply
197,201.70x = 295,802.55 × 163,959.30 - Step 4: Simplify right side
197,201.70x = 48,499,579,036.22 - Step 5: Solve for x
x = 48,499,579,036.22/197,201.70 - Step 6: Final answer
x = 245,938.95
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1.5x scale
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.