Finding the Fourth Proportional to 69,260.40, 103,816.08 and 29,836.08
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Solution
The fourth proportional to 69,260.40, 103,816.08 and 29,836.08 is: 44,722.02
Step by Step Solution
- Step 1: Write the proportion equation
69,260.40 : 103,816.08 = 29,836.08 : x - Step 2: Convert to fraction form
69,260.40/103,816.08 = 29,836.08/x - Step 3: Cross multiply
69,260.40x = 103,816.08 × 29,836.08 - Step 4: Simplify right side
69,260.40x = 3,097,464,868.17 - Step 5: Solve for x
x = 3,097,464,868.17/69,260.40 - Step 6: Final answer
x = 44,722.02
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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.