Finding the Fourth Proportional to 194,971.80, 292,233.51 and 89,569.32
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Solution
The fourth proportional to 194,971.80, 292,233.51 and 89,569.32 is: 134,250.99
Step by Step Solution
- Step 1: Write the proportion equation
194,971.80 : 292,233.51 = 89,569.32 : x - Step 2: Convert to fraction form
194,971.80/292,233.51 = 89,569.32/x - Step 3: Cross multiply
194,971.80x = 292,233.51 × 89,569.32 - Step 4: Simplify right side
194,971.80x = 26,175,156,771.91 - Step 5: Solve for x
x = 26,175,156,771.91/194,971.80 - Step 6: Final answer
x = 134,250.99
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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.