Finding the Fourth Proportional to 76,750.47, 105,924.83 and 44,919.29
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Solution
The fourth proportional to 76,750.47, 105,924.83 and 44,919.29 is: 61,993.99
Step by Step Solution
- Step 1: Write the proportion equation
76,750.47 : 105,924.83 = 44,919.29 : x - Step 2: Convert to fraction form
76,750.47/105,924.83 = 44,919.29/x - Step 3: Cross multiply
76,750.47x = 105,924.83 × 44,919.29 - Step 4: Simplify right side
76,750.47x = 4,758,068,197.19 - Step 5: Solve for x
x = 4,758,068,197.19/76,750.47 - Step 6: Final answer
x = 61,993.99
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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.