Finding the Fourth Proportional to 69,659.05, 104,488.58 and 17,068.08
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Solution
The fourth proportional to 69,659.05, 104,488.58 and 17,068.08 is: 25,602.12
Step by Step Solution
- Step 1: Write the proportion equation
69,659.05 : 104,488.58 = 17,068.08 : x - Step 2: Convert to fraction form
69,659.05/104,488.58 = 17,068.08/x - Step 3: Cross multiply
69,659.05x = 104,488.58 × 17,068.08 - Step 4: Simplify right side
69,659.05x = 1,783,419,357.19 - Step 5: Solve for x
x = 1,783,419,357.19/69,659.05 - Step 6: Final answer
x = 25,602.12
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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.