Finding the Fourth Proportional to 177,682.32, 266,488.80 and 51,313.68
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Solution
The fourth proportional to 177,682.32, 266,488.80 and 51,313.68 is: 76,960.50
Step by Step Solution
- Step 1: Write the proportion equation
177,682.32 : 266,488.80 = 51,313.68 : x - Step 2: Convert to fraction form
177,682.32/266,488.80 = 51,313.68/x - Step 3: Cross multiply
177,682.32x = 266,488.80 × 51,313.68 - Step 4: Simplify right side
177,682.32x = 13,674,521,006.78 - Step 5: Solve for x
x = 13,674,521,006.78/177,682.32 - Step 6: Final answer
x = 76,960.50
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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.