Finding the Fourth Proportional to 199,573.14, 299,200.68 and 115,237.62
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Solution
The fourth proportional to 199,573.14, 299,200.68 and 115,237.62 is: 172,764.60
Step by Step Solution
- Step 1: Write the proportion equation
199,573.14 : 299,200.68 = 115,237.62 : x - Step 2: Convert to fraction form
199,573.14/299,200.68 = 115,237.62/x - Step 3: Cross multiply
199,573.14x = 299,200.68 × 115,237.62 - Step 4: Simplify right side
199,573.14x = 34,479,174,265.58 - Step 5: Solve for x
x = 34,479,174,265.58/199,573.14 - Step 6: Final answer
x = 172,764.60
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1.5x scale
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.