Finding the Fourth Proportional to 153,298.62, 229,982.49 and 46,692.09
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Solution
The fourth proportional to 153,298.62, 229,982.49 and 46,692.09 is: 70,048.66
Step by Step Solution
- Step 1: Write the proportion equation
153,298.62 : 229,982.49 = 46,692.09 : x - Step 2: Convert to fraction form
153,298.62/229,982.49 = 46,692.09/x - Step 3: Cross multiply
153,298.62x = 229,982.49 × 46,692.09 - Step 4: Simplify right side
153,298.62x = 10,738,363,121.50 - Step 5: Solve for x
x = 10,738,363,121.50/153,298.62 - Step 6: Final answer
x = 70,048.66
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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.