Finding the Fourth Proportional to 177,863.08, 266,795.07 and 72,682.06
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Solution
The fourth proportional to 177,863.08, 266,795.07 and 72,682.06 is: 109,023.27
Step by Step Solution
- Step 1: Write the proportion equation
177,863.08 : 266,795.07 = 72,682.06 : x - Step 2: Convert to fraction form
177,863.08/266,795.07 = 72,682.06/x - Step 3: Cross multiply
177,863.08x = 266,795.07 × 72,682.06 - Step 4: Simplify right side
177,863.08x = 19,391,215,285.44 - Step 5: Solve for x
x = 19,391,215,285.44/177,863.08 - Step 6: Final answer
x = 109,023.27
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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.