Finding the Fourth Proportional to 342,108.08, 513,113.88 and 117,464.96
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Solution
The fourth proportional to 342,108.08, 513,113.88 and 117,464.96 is: 176,180.88
Step by Step Solution
- Step 1: Write the proportion equation
342,108.08 : 513,113.88 = 117,464.96 : x - Step 2: Convert to fraction form
342,108.08/513,113.88 = 117,464.96/x - Step 3: Cross multiply
342,108.08x = 513,113.88 × 117,464.96 - Step 4: Simplify right side
342,108.08x = 60,272,901,389.64 - Step 5: Solve for x
x = 60,272,901,389.64/342,108.08 - Step 6: Final answer
x = 176,180.88
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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.