Finding the Fourth Proportional to 191,880.84, 287,821.95 and 58,760.52
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Solution
The fourth proportional to 191,880.84, 287,821.95 and 58,760.52 is: 88,140.99
Step by Step Solution
- Step 1: Write the proportion equation
191,880.84 : 287,821.95 = 58,760.52 : x - Step 2: Convert to fraction form
191,880.84/287,821.95 = 58,760.52/x - Step 3: Cross multiply
191,880.84x = 287,821.95 × 58,760.52 - Step 4: Simplify right side
191,880.84x = 16,912,567,449.41 - Step 5: Solve for x
x = 16,912,567,449.41/191,880.84 - Step 6: Final answer
x = 88,140.99
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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.