Finding the Fourth Proportional to 69,048.80, 103,575.36 and 22,302.08
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Solution
The fourth proportional to 69,048.80, 103,575.36 and 22,302.08 is: 33,453.82
Step by Step Solution
- Step 1: Write the proportion equation
69,048.80 : 103,575.36 = 22,302.08 : x - Step 2: Convert to fraction form
69,048.80/103,575.36 = 22,302.08/x - Step 3: Cross multiply
69,048.80x = 103,575.36 × 22,302.08 - Step 4: Simplify right side
69,048.80x = 2,309,945,964.75 - Step 5: Solve for x
x = 2,309,945,964.75/69,048.80 - Step 6: Final answer
x = 33,453.82
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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.