Finding the Fourth Proportional to 197,888.18, 273,115.00 and 125,297.82
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Solution
The fourth proportional to 197,888.18, 273,115.00 and 125,297.82 is: 172,929.55
Step by Step Solution
- Step 1: Write the proportion equation
197,888.18 : 273,115.00 = 125,297.82 : x - Step 2: Convert to fraction form
197,888.18/273,115.00 = 125,297.82/x - Step 3: Cross multiply
197,888.18x = 273,115.00 × 125,297.82 - Step 4: Simplify right side
197,888.18x = 34,220,714,730.17 - Step 5: Solve for x
x = 34,220,714,730.17/197,888.18 - Step 6: Final answer
x = 172,929.55
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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.