Finding the Fourth Proportional to 68,394.16, 102,570.99 and 24,012.64
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Solution
The fourth proportional to 68,394.16, 102,570.99 and 24,012.64 is: 36,011.85
Step by Step Solution
- Step 1: Write the proportion equation
68,394.16 : 102,570.99 = 24,012.64 : x - Step 2: Convert to fraction form
68,394.16/102,570.99 = 24,012.64/x - Step 3: Cross multiply
68,394.16x = 102,570.99 × 24,012.64 - Step 4: Simplify right side
68,394.16x = 2,463,000,257.31 - Step 5: Solve for x
x = 2,463,000,257.31/68,394.16 - Step 6: Final answer
x = 36,011.85
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.