Finding the Fourth Proportional to 175,749.05, 263,446.05 and 69,207.77
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Solution
The fourth proportional to 175,749.05, 263,446.05 and 69,207.77 is: 103,741.75
Step by Step Solution
- Step 1: Write the proportion equation
175,749.05 : 263,446.05 = 69,207.77 : x - Step 2: Convert to fraction form
175,749.05/263,446.05 = 69,207.77/x - Step 3: Cross multiply
175,749.05x = 263,446.05 × 69,207.77 - Step 4: Simplify right side
175,749.05x = 18,232,513,289.77 - Step 5: Solve for x
x = 18,232,513,289.77/175,749.05 - Step 6: Final answer
x = 103,741.75
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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.