Finding the Fourth Proportional to 76,558.24, 105,658.68 and 44,737.84
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Solution
The fourth proportional to 76,558.24, 105,658.68 and 44,737.84 is: 61,743.07
Step by Step Solution
- Step 1: Write the proportion equation
76,558.24 : 105,658.68 = 44,737.84 : x - Step 2: Convert to fraction form
76,558.24/105,658.68 = 44,737.84/x - Step 3: Cross multiply
76,558.24x = 105,658.68 × 44,737.84 - Step 4: Simplify right side
76,558.24x = 4,726,941,120.45 - Step 5: Solve for x
x = 4,726,941,120.45/76,558.24 - Step 6: Final answer
x = 61,743.07
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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.