Finding the Fourth Proportional to 230,306.06, 317,818.10 and 125,530.91
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Solution
The fourth proportional to 230,306.06, 317,818.10 and 125,530.91 is: 173,230.33
Step by Step Solution
- Step 1: Write the proportion equation
230,306.06 : 317,818.10 = 125,530.91 : x - Step 2: Convert to fraction form
230,306.06/317,818.10 = 125,530.91/x - Step 3: Cross multiply
230,306.06x = 317,818.10 × 125,530.91 - Step 4: Simplify right side
230,306.06x = 39,895,995,224.03 - Step 5: Solve for x
x = 39,895,995,224.03/230,306.06 - Step 6: Final answer
x = 173,230.33
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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.