Finding the Fourth Proportional to 199,267.12, 298,988.70 and 104,474.62
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Solution
The fourth proportional to 199,267.12, 298,988.70 and 104,474.62 is: 156,758.08
Step by Step Solution
- Step 1: Write the proportion equation
199,267.12 : 298,988.70 = 104,474.62 : x - Step 2: Convert to fraction form
199,267.12/298,988.70 = 104,474.62/x - Step 3: Cross multiply
199,267.12x = 298,988.70 × 104,474.62 - Step 4: Simplify right side
199,267.12x = 31,236,730,816.79 - Step 5: Solve for x
x = 31,236,730,816.79/199,267.12 - Step 6: Final answer
x = 156,758.08
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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.