Finding the Fourth Proportional to 79,480.44, 119,238.48 and 26,888.76
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Solution
The fourth proportional to 79,480.44, 119,238.48 and 26,888.76 is: 40,339.17
Step by Step Solution
- Step 1: Write the proportion equation
79,480.44 : 119,238.48 = 26,888.76 : x - Step 2: Convert to fraction form
79,480.44/119,238.48 = 26,888.76/x - Step 3: Cross multiply
79,480.44x = 119,238.48 × 26,888.76 - Step 4: Simplify right side
79,480.44x = 3,206,174,871.48 - Step 5: Solve for x
x = 3,206,174,871.48/79,480.44 - Step 6: Final answer
x = 40,339.17
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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.