Finding the Fourth Proportional to 198,271.44, 296,785.08 and 104,492.88
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Solution
The fourth proportional to 198,271.44, 296,785.08 and 104,492.88 is: 156,411.47
Step by Step Solution
- Step 1: Write the proportion equation
198,271.44 : 296,785.08 = 104,492.88 : x - Step 2: Convert to fraction form
198,271.44/296,785.08 = 104,492.88/x - Step 3: Cross multiply
198,271.44x = 296,785.08 × 104,492.88 - Step 4: Simplify right side
198,271.44x = 31,011,927,750.23 - Step 5: Solve for x
x = 31,011,927,750.23/198,271.44 - Step 6: Final answer
x = 156,411.47
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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.