Finding the Fourth Proportional to 163,071.80, 244,607.70 and 149,293.70
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Solution
The fourth proportional to 163,071.80, 244,607.70 and 149,293.70 is: 223,940.55
Step by Step Solution
- Step 1: Write the proportion equation
163,071.80 : 244,607.70 = 149,293.70 : x - Step 2: Convert to fraction form
163,071.80/244,607.70 = 149,293.70/x - Step 3: Cross multiply
163,071.80x = 244,607.70 × 149,293.70 - Step 4: Simplify right side
163,071.80x = 36,518,388,581.49 - Step 5: Solve for x
x = 36,518,388,581.49/163,071.80 - Step 6: Final answer
x = 223,940.55
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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.