Finding the Fourth Proportional to 220,746.80, 304,621.58 and 125,251.44
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Solution
The fourth proportional to 220,746.80, 304,621.58 and 125,251.44 is: 172,841.88
Step by Step Solution
- Step 1: Write the proportion equation
220,746.80 : 304,621.58 = 125,251.44 : x - Step 2: Convert to fraction form
220,746.80/304,621.58 = 125,251.44/x - Step 3: Cross multiply
220,746.80x = 304,621.58 × 125,251.44 - Step 4: Simplify right side
220,746.80x = 38,154,291,550.08 - Step 5: Solve for x
x = 38,154,291,550.08/220,746.80 - Step 6: Final answer
x = 172,841.88
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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.