Finding the Fourth Proportional to 92,731.19, 139,096.88 and 33,552.99
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Solution
The fourth proportional to 92,731.19, 139,096.88 and 33,552.99 is: 50,329.52
Step by Step Solution
- Step 1: Write the proportion equation
92,731.19 : 139,096.88 = 33,552.99 : x - Step 2: Convert to fraction form
92,731.19/139,096.88 = 33,552.99/x - Step 3: Cross multiply
92,731.19x = 139,096.88 × 33,552.99 - Step 4: Simplify right side
92,731.19x = 4,667,116,055.91 - Step 5: Solve for x
x = 4,667,116,055.91/92,731.19 - Step 6: Final answer
x = 50,329.52
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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.