Finding the Fourth Proportional to 76,637.74, 105,758.12 and 44,367.88
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Solution
The fourth proportional to 76,637.74, 105,758.12 and 44,367.88 is: 61,226.54
Step by Step Solution
- Step 1: Write the proportion equation
76,637.74 : 105,758.12 = 44,367.88 : x - Step 2: Convert to fraction form
76,637.74/105,758.12 = 44,367.88/x - Step 3: Cross multiply
76,637.74x = 105,758.12 × 44,367.88 - Step 4: Simplify right side
76,637.74x = 4,692,263,577.19 - Step 5: Solve for x
x = 4,692,263,577.19/76,637.74 - Step 6: Final answer
x = 61,226.54
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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.