Finding the Fourth Proportional to 230,085.99, 317,514.87 and 134,608.86
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Solution
The fourth proportional to 230,085.99, 317,514.87 and 134,608.86 is: 185,758.01
Step by Step Solution
- Step 1: Write the proportion equation
230,085.99 : 317,514.87 = 134,608.86 : x - Step 2: Convert to fraction form
230,085.99/317,514.87 = 134,608.86/x - Step 3: Cross multiply
230,085.99x = 317,514.87 × 134,608.86 - Step 4: Simplify right side
230,085.99x = 42,740,314,340.80 - Step 5: Solve for x
x = 42,740,314,340.80/230,085.99 - Step 6: Final answer
x = 185,758.01
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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.