Finding the Fourth Proportional to 176,677.80, 264,368.70 and 130,021.80
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Solution
The fourth proportional to 176,677.80, 264,368.70 and 130,021.80 is: 194,555.82
Step by Step Solution
- Step 1: Write the proportion equation
176,677.80 : 264,368.70 = 130,021.80 : x - Step 2: Convert to fraction form
176,677.80/264,368.70 = 130,021.80/x - Step 3: Cross multiply
176,677.80x = 264,368.70 × 130,021.80 - Step 4: Simplify right side
176,677.80x = 34,373,694,237.66 - Step 5: Solve for x
x = 34,373,694,237.66/176,677.80 - Step 6: Final answer
x = 194,555.82
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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.