Finding the Fourth Proportional to 168,409.12, 252,479.66 and 97,250.98
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Solution
The fourth proportional to 168,409.12, 252,479.66 and 97,250.98 is: 145,799.08
Step by Step Solution
- Step 1: Write the proportion equation
168,409.12 : 252,479.66 = 97,250.98 : x - Step 2: Convert to fraction form
168,409.12/252,479.66 = 97,250.98/x - Step 3: Cross multiply
168,409.12x = 252,479.66 × 97,250.98 - Step 4: Simplify right side
168,409.12x = 24,553,894,365.07 - Step 5: Solve for x
x = 24,553,894,365.07/168,409.12 - Step 6: Final answer
x = 145,799.08
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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.