Finding the Fourth Proportional to 199,672.68, 299,299.14 and 79,682.52
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Solution
The fourth proportional to 199,672.68, 299,299.14 and 79,682.52 is: 119,440.02
Step by Step Solution
- Step 1: Write the proportion equation
199,672.68 : 299,299.14 = 79,682.52 : x - Step 2: Convert to fraction form
199,672.68/299,299.14 = 79,682.52/x - Step 3: Cross multiply
199,672.68x = 299,299.14 × 79,682.52 - Step 4: Simplify right side
199,672.68x = 23,848,909,709.03 - Step 5: Solve for x
x = 23,848,909,709.03/199,672.68 - Step 6: Final answer
x = 119,440.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.