Finding the Fourth Proportional to 117,354.85, 176,024.99 and 37,390.84
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Solution
The fourth proportional to 117,354.85, 176,024.99 and 37,390.84 is: 56,083.94
Step by Step Solution
- Step 1: Write the proportion equation
117,354.85 : 176,024.99 = 37,390.84 : x - Step 2: Convert to fraction form
117,354.85/176,024.99 = 37,390.84/x - Step 3: Cross multiply
117,354.85x = 176,024.99 × 37,390.84 - Step 4: Simplify right side
117,354.85x = 6,581,722,775.49 - Step 5: Solve for x
x = 6,581,722,775.49/117,354.85 - Step 6: Final answer
x = 56,083.94
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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.