Finding the Fourth Proportional to 175,865.04, 263,690.64 and 69,121.08
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Solution
The fourth proportional to 175,865.04, 263,690.64 and 69,121.08 is: 103,639.60
Step by Step Solution
- Step 1: Write the proportion equation
175,865.04 : 263,690.64 = 69,121.08 : x - Step 2: Convert to fraction form
175,865.04/263,690.64 = 69,121.08/x - Step 3: Cross multiply
175,865.04x = 263,690.64 × 69,121.08 - Step 4: Simplify right side
175,865.04x = 18,226,581,822.69 - Step 5: Solve for x
x = 18,226,581,822.69/175,865.04 - Step 6: Final answer
x = 103,639.60
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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.