Finding the Fourth Proportional to 199,388.28, 299,170.56 and 104,595.84
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Solution
The fourth proportional to 199,388.28, 299,170.56 and 104,595.84 is: 156,940.00
Step by Step Solution
- Step 1: Write the proportion equation
199,388.28 : 299,170.56 = 104,595.84 : x - Step 2: Convert to fraction form
199,388.28/299,170.56 = 104,595.84/x - Step 3: Cross multiply
199,388.28x = 299,170.56 × 104,595.84 - Step 4: Simplify right side
199,388.28x = 31,291,996,026.47 - Step 5: Solve for x
x = 31,291,996,026.47/199,388.28 - Step 6: Final answer
x = 156,940.00
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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.