Finding the Fourth Proportional to 197,116.20, 295,674.30 and 97,291.80
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Solution
The fourth proportional to 197,116.20, 295,674.30 and 97,291.80 is: 145,937.70
Step by Step Solution
- Step 1: Write the proportion equation
197,116.20 : 295,674.30 = 97,291.80 : x - Step 2: Convert to fraction form
197,116.20/295,674.30 = 97,291.80/x - Step 3: Cross multiply
197,116.20x = 295,674.30 × 97,291.80 - Step 4: Simplify right side
197,116.20x = 28,766,684,860.74 - Step 5: Solve for x
x = 28,766,684,860.74/197,116.20 - Step 6: Final answer
x = 145,937.70
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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.