Finding the Fourth Proportional to 69,996.98, 104,935.98 and 32,578.76
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Solution
The fourth proportional to 69,996.98, 104,935.98 and 32,578.76 is: 48,840.45
Step by Step Solution
- Step 1: Write the proportion equation
69,996.98 : 104,935.98 = 32,578.76 : x - Step 2: Convert to fraction form
69,996.98/104,935.98 = 32,578.76/x - Step 3: Cross multiply
69,996.98x = 104,935.98 × 32,578.76 - Step 4: Simplify right side
69,996.98x = 3,418,684,107.78 - Step 5: Solve for x
x = 3,418,684,107.78/69,996.98 - Step 6: Final answer
x = 48,840.45
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1.5x scale
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.