Finding the Fourth Proportional to 163,097.80, 244,646.70 and 149,319.70
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Solution
The fourth proportional to 163,097.80, 244,646.70 and 149,319.70 is: 223,979.55
Step by Step Solution
- Step 1: Write the proportion equation
163,097.80 : 244,646.70 = 149,319.70 : x - Step 2: Convert to fraction form
163,097.80/244,646.70 = 149,319.70/x - Step 3: Cross multiply
163,097.80x = 244,646.70 × 149,319.70 - Step 4: Simplify right side
163,097.80x = 36,530,571,849.99 - Step 5: Solve for x
x = 36,530,571,849.99/163,097.80 - Step 6: Final answer
x = 223,979.55
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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.