Finding the Fourth Proportional to 170,539.83, 255,987.17 and 125,611.91
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Solution
The fourth proportional to 170,539.83, 255,987.17 and 125,611.91 is: 188,548.55
Step by Step Solution
- Step 1: Write the proportion equation
170,539.83 : 255,987.17 = 125,611.91 : x - Step 2: Convert to fraction form
170,539.83/255,987.17 = 125,611.91/x - Step 3: Cross multiply
170,539.83x = 255,987.17 × 125,611.91 - Step 4: Simplify right side
170,539.83x = 32,155,037,359.19 - Step 5: Solve for x
x = 32,155,037,359.19/170,539.83 - Step 6: Final answer
x = 188,548.55
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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.