Finding the Fourth Proportional to 69,375.48, 104,051.49 and 19,444.09
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Solution
The fourth proportional to 69,375.48, 104,051.49 and 19,444.09 is: 29,162.85
Step by Step Solution
- Step 1: Write the proportion equation
69,375.48 : 104,051.49 = 19,444.09 : x - Step 2: Convert to fraction form
69,375.48/104,051.49 = 19,444.09/x - Step 3: Cross multiply
69,375.48x = 104,051.49 × 19,444.09 - Step 4: Simplify right side
69,375.48x = 2,023,186,536.19 - Step 5: Solve for x
x = 2,023,186,536.19/69,375.48 - Step 6: Final answer
x = 29,162.85
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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.