Finding the Fourth Proportional to 92,493.63, 138,686.60 and 36,267.84
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Solution
The fourth proportional to 92,493.63, 138,686.60 and 36,267.84 is: 54,380.65
Step by Step Solution
- Step 1: Write the proportion equation
92,493.63 : 138,686.60 = 36,267.84 : x - Step 2: Convert to fraction form
92,493.63/138,686.60 = 36,267.84/x - Step 3: Cross multiply
92,493.63x = 138,686.60 × 36,267.84 - Step 4: Simplify right side
92,493.63x = 5,029,863,418.94 - Step 5: Solve for x
x = 5,029,863,418.94/92,493.63 - Step 6: Final answer
x = 54,380.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.