Finding the Fourth Proportional to 199,564.44, 299,353.14 and 104,770.68
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Solution
The fourth proportional to 199,564.44, 299,353.14 and 104,770.68 is: 157,159.42
Step by Step Solution
- Step 1: Write the proportion equation
199,564.44 : 299,353.14 = 104,770.68 : x - Step 2: Convert to fraction form
199,564.44/299,353.14 = 104,770.68/x - Step 3: Cross multiply
199,564.44x = 299,353.14 × 104,770.68 - Step 4: Simplify right side
199,564.44x = 31,363,432,037.94 - Step 5: Solve for x
x = 31,363,432,037.94/199,564.44 - Step 6: Final answer
x = 157,159.42
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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.