Finding the Fourth Proportional to 163,075.80, 244,613.70 and 149,297.70
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Solution
The fourth proportional to 163,075.80, 244,613.70 and 149,297.70 is: 223,946.55
Step by Step Solution
- Step 1: Write the proportion equation
163,075.80 : 244,613.70 = 149,297.70 : x - Step 2: Convert to fraction form
163,075.80/244,613.70 = 149,297.70/x - Step 3: Cross multiply
163,075.80x = 244,613.70 × 149,297.70 - Step 4: Simplify right side
163,075.80x = 36,520,262,798.49 - Step 5: Solve for x
x = 36,520,262,798.49/163,075.80 - Step 6: Final answer
x = 223,946.55
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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.