Finding the Fourth Proportional to 342,122.08, 513,122.64 and 92,823.52
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Solution
The fourth proportional to 342,122.08, 513,122.64 and 92,823.52 is: 139,218.87
Step by Step Solution
- Step 1: Write the proportion equation
342,122.08 : 513,122.64 = 92,823.52 : x - Step 2: Convert to fraction form
342,122.08/513,122.64 = 92,823.52/x - Step 3: Cross multiply
342,122.08x = 513,122.64 × 92,823.52 - Step 4: Simplify right side
342,122.08x = 47,629,849,636.49 - Step 5: Solve for x
x = 47,629,849,636.49/342,122.08 - Step 6: Final answer
x = 139,218.87
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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.