Finding the Fourth Proportional to 325,136.92, 487,746.92 and 125,514.44
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Solution
The fourth proportional to 325,136.92, 487,746.92 and 125,514.44 is: 188,287.70
Step by Step Solution
- Step 1: Write the proportion equation
325,136.92 : 487,746.92 = 125,514.44 : x - Step 2: Convert to fraction form
325,136.92/487,746.92 = 125,514.44/x - Step 3: Cross multiply
325,136.92x = 487,746.92 × 125,514.44 - Step 4: Simplify right side
325,136.92x = 61,219,281,525.52 - Step 5: Solve for x
x = 61,219,281,525.52/325,136.92 - Step 6: Final answer
x = 188,287.70
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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.