Finding the Fourth Proportional to 80,835.66, 111,548.79 and 44,529.99
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Solution
The fourth proportional to 80,835.66, 111,548.79 and 44,529.99 is: 61,448.95
Step by Step Solution
- Step 1: Write the proportion equation
80,835.66 : 111,548.79 = 44,529.99 : x - Step 2: Convert to fraction form
80,835.66/111,548.79 = 44,529.99/x - Step 3: Cross multiply
80,835.66x = 111,548.79 × 44,529.99 - Step 4: Simplify right side
80,835.66x = 4,967,266,503.21 - Step 5: Solve for x
x = 4,967,266,503.21/80,835.66 - Step 6: Final answer
x = 61,448.95
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.