Finding the Fourth Proportional to 313,156.08, 469,753.68 and 88,533.84
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Solution
The fourth proportional to 313,156.08, 469,753.68 and 88,533.84 is: 132,806.29
Step by Step Solution
- Step 1: Write the proportion equation
313,156.08 : 469,753.68 = 88,533.84 : x - Step 2: Convert to fraction form
313,156.08/469,753.68 = 88,533.84/x - Step 3: Cross multiply
313,156.08x = 469,753.68 × 88,533.84 - Step 4: Simplify right side
313,156.08x = 41,589,097,144.53 - Step 5: Solve for x
x = 41,589,097,144.53/313,156.08 - Step 6: Final answer
x = 132,806.29
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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.