Finding the Fourth Proportional to 68,935.44, 103,338.52 and 26,842.53
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Solution
The fourth proportional to 68,935.44, 103,338.52 and 26,842.53 is: 40,238.62
Step by Step Solution
- Step 1: Write the proportion equation
68,935.44 : 103,338.52 = 26,842.53 : x - Step 2: Convert to fraction form
68,935.44/103,338.52 = 26,842.53/x - Step 3: Cross multiply
68,935.44x = 103,338.52 × 26,842.53 - Step 4: Simplify right side
68,935.44x = 2,773,867,256.15 - Step 5: Solve for x
x = 2,773,867,256.15/68,935.44 - Step 6: Final answer
x = 40,238.62
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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.