Finding the Fourth Proportional to 110,899.66, 166,415.37 and 40,828.18
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Solution
The fourth proportional to 110,899.66, 166,415.37 and 40,828.18 is: 61,266.52
Step by Step Solution
- Step 1: Write the proportion equation
110,899.66 : 166,415.37 = 40,828.18 : x - Step 2: Convert to fraction form
110,899.66/166,415.37 = 40,828.18/x - Step 3: Cross multiply
110,899.66x = 166,415.37 × 40,828.18 - Step 4: Simplify right side
110,899.66x = 6,794,436,681.13 - Step 5: Solve for x
x = 6,794,436,681.13/110,899.66 - Step 6: Final answer
x = 61,266.52
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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.